We're going to solve 6156 multiplied by 3447
6156 × 3447 = 3447 × (6156)
+ 3447 × 6 resulting in 20682
+ 3447 × 50 what gives us 172350
+ 3447 × 100 that equals 344700
+ 3447 × 6000 what gives us 20682000

= 21219732
