Alright, let's work through 9936 times 4519 step by step
9936 × 4519 = 4519 × (9936)
+ 4519 × 6 which equals 27114
+ 4519 × 30 resulting in 135570
+ 4519 × 900 that equals 4067100
+ 4519 × 9000 that results in 40671000

= 44900784
