Alright, let's work through 4044 times 9798 step by step
4044 × 9798 = 9798 × (4044)
+ 9798 × 4 producing 39192
+ 9798 × 40 yielding 391920
+ 9798 × 000 what gives us 0
+ 9798 × 4000 which equals 39192000

= 39623112
