We're going to solve 9866 multiplied by 5900
9866 × 5900 = 5900 × (9866)
+ 5900 × 6 that is equal 35400
+ 5900 × 60 that is equal 354000
+ 5900 × 800 giving us 4720000
+ 5900 × 9000 resulting in 53100000

= 58209400
