We're going to solve 3686 multiplied by 10000
3686 × 10000 = 10000 × (3686)
+ 10000 × 6 producing 60000
+ 10000 × 80 which equals 800000
+ 10000 × 600 that equals 6000000
+ 10000 × 3000 what gives us 30000000

= 36860000
