Alright, let's work through 4831 times 2900 step by step
4831 × 2900 = 2900 × (4831)
+ 2900 × 1 that equals 2900
+ 2900 × 30 giving us 87000
+ 2900 × 800 producing 2320000
+ 2900 × 4000 which equals 11600000

= 14009900
