We're going to solve 9428 multiplied by 8420
9428 × 8420 = 8420 × (9428)
+ 8420 × 8 that equals 67360
+ 8420 × 20 resulting in 168400
+ 8420 × 400 that results in 3368000
+ 8420 × 9000 producing 75780000

= 79383760
