Alright, let's work through 4522 times 4091 step by step
4522 × 4091 = 4091 × (4522)
+ 4091 × 2 that results in 8182
+ 4091 × 20 that equals 81820
+ 4091 × 500 that equals 2045500
+ 4091 × 4000 that equals 16364000

= 18499502
