Alright, let's work through 4486 times 4149 step by step
4486 × 4149 = 4149 × (4486)
+ 4149 × 6 yielding 24894
+ 4149 × 80 resulting in 331920
+ 4149 × 400 yielding 1659600
+ 4149 × 4000 which equals 16596000

= 18612414
