We're going to solve 9742 multiplied by 8640
9742 × 8640 = 8640 × (9742)
+ 8640 × 2 that is equal 17280
+ 8640 × 40 that equals 345600
+ 8640 × 700 which equals 6048000
+ 8640 × 9000 that is equal 77760000

= 84170880
