Alright, let's work through 4289 times 4187 step by step
4289 × 4187 = 4187 × (4289)
+ 4187 × 9 which equals 37683
+ 4187 × 80 yielding 334960
+ 4187 × 200 yielding 837400
+ 4187 × 4000 that equals 16748000

= 17958043
