We're going to solve 7855 multiplied by 1073
7855 × 1073 = 1073 × (7855)
+ 1073 × 5 which equals 5365
+ 1073 × 50 producing 53650
+ 1073 × 800 producing 858400
+ 1073 × 7000 resulting in 7511000

= 8428415
