We're going to solve 5321 multiplied by 3630
5321 × 3630 = 3630 × (5321)
+ 3630 × 1 that is equal 3630
+ 3630 × 20 producing 72600
+ 3630 × 300 yielding 1089000
+ 3630 × 5000 yielding 18150000

= 19315230
