We're going to solve 3485 multiplied by 1128
3485 × 1128 = 1128 × (3485)
+ 1128 × 5 what gives us 5640
+ 1128 × 80 producing 90240
+ 1128 × 400 what gives us 451200
+ 1128 × 3000 resulting in 3384000

= 3931080
