Alright, let's work through 3437 times 4390 step by step
3437 × 4390 = 4390 × (3437)
+ 4390 × 7 producing 30730
+ 4390 × 30 resulting in 131700
+ 4390 × 400 what gives us 1756000
+ 4390 × 3000 producing 13170000

= 15088430
