We're going to solve 5638 multiplied by 3569
5638 × 3569 = 3569 × (5638)
+ 3569 × 8 resulting in 28552
+ 3569 × 30 producing 107070
+ 3569 × 600 resulting in 2141400
+ 3569 × 5000 what gives us 17845000

= 20122022
