Alright, let's work through 9121 times 3698 step by step
9121 × 3698 = 3698 × (9121)
+ 3698 × 1 yielding 3698
+ 3698 × 20 that results in 73960
+ 3698 × 100 giving us 369800
+ 3698 × 9000 which equals 33282000

= 33729458
