We're going to solve 8723 multiplied by 4839
8723 × 4839 = 4839 × (8723)
+ 4839 × 3 that equals 14517
+ 4839 × 20 what gives us 96780
+ 4839 × 700 yielding 3387300
+ 4839 × 8000 yielding 38712000

= 42210597
