Alright, let's work through 4128 times 3290 step by step
4128 × 3290 = 3290 × (4128)
+ 3290 × 8 which equals 26320
+ 3290 × 20 that results in 65800
+ 3290 × 100 that results in 329000
+ 3290 × 4000 that results in 13160000

= 13581120
