Alright, let's work through 2899 times 636 step by step
2899 × 636 = 636 × (2899)
+ 636 × 9 that equals 5724
+ 636 × 90 which equals 57240
+ 636 × 800 which equals 508800
+ 636 × 2000 producing 1272000

= 1843764
