No problem, we've got 9983 and 4786 to multiply
9983 × 4786 = 4786 × (9983)
+ 4786 × 3 resulting in 14358
+ 4786 × 80 which equals 382880
+ 4786 × 900 giving us 4307400
+ 4786 × 9000 which equals 43074000

= 47778638
