We're going to solve 3685 multiplied by 4256
3685 × 4256 = 4256 × (3685)
+ 4256 × 5 that equals 21280
+ 4256 × 80 that equals 340480
+ 4256 × 600 producing 2553600
+ 4256 × 3000 yielding 12768000

= 15683360
