How much revenue am I actually losing each month due to abandoned carts? Is there a simple way to calculate this?

Let me tell you something brutal about my Shopify store—I'm pretty sure I'm hemorrhaging money through abandoned carts, but I can't pinpoint exactly how much. Every month, I see these tantalizing analytics showing hundreds of potential customers adding products, only to disappear at checkout. It's driving me crazy! I know my conversion rate isn't where it should be, but translating those lost opportunities into actual dollar amounts feels like trying to catch smoke. My ad spend is significant—around $5,000 monthly—and if even 20-30% of those cart abandoners could be recovered, that's potentially thousands in lost revenue. I've tried generic exit-intent popups, but they feel spammy and ineffective. What I really want is a surgical approach: understanding precisely how much money is slipping through my fingers and having a strategic way to recapture those almost-customers. This isn't just about a metric; it's about real money that could be funding my next product line or marketing campaign. I need a solution that doesn't just show me the problem, but gives me actionable insights to transform those abandoned carts into completed purchases.