We're going to solve 3931 multiplied by 8231
3931 × 8231 = 8231 × (3931)
+ 8231 × 1 what gives us 8231
+ 8231 × 30 yielding 246930
+ 8231 × 900 yielding 7407900
+ 8231 × 3000 what gives us 24693000

= 32356061
