Alright, let's work through 3099 times 3581 step by step
3099 × 3581 = 3581 × (3099)
+ 3581 × 9 giving us 32229
+ 3581 × 90 which equals 322290
+ 3581 × 000 that is equal 0
+ 3581 × 3000 resulting in 10743000

= 11097519
