Alright, let's work through 3299 times 7287 step by step
3299 × 7287 = 7287 × (3299)
+ 7287 × 9 producing 65583
+ 7287 × 90 which equals 655830
+ 7287 × 200 that results in 1457400
+ 7287 × 3000 giving us 21861000

= 24039813
