Alright, let's work through 3391 times 4405 step by step
3391 × 4405 = 4405 × (3391)
+ 4405 × 1 that results in 4405
+ 4405 × 90 yielding 396450
+ 4405 × 300 that results in 1321500
+ 4405 × 3000 that equals 13215000

= 14937355
