Alright, let's work through 9938 times 7407 step by step
9938 × 7407 = 7407 × (9938)
+ 7407 × 8 resulting in 59256
+ 7407 × 30 what gives us 222210
+ 7407 × 900 that is equal 6666300
+ 7407 × 9000 that results in 66663000

= 73610766
