Alright, let's work through 2870 times 4909 step by step
2870 × 4909 = 4909 × (2870)
+ 4909 × 0 that is equal 0
+ 4909 × 70 that results in 343630
+ 4909 × 800 giving us 3927200
+ 4909 × 2000 that results in 9818000

= 14088830
