We're going to solve 8407 multiplied by 1527
8407 × 1527 = 1527 × (8407)
+ 1527 × 7 resulting in 10689
+ 1527 × 00 producing 0
+ 1527 × 400 what gives us 610800
+ 1527 × 8000 producing 12216000

= 12837489
