Alright, let's work through 4787 times 2839 step by step
4787 × 2839 = 2839 × (4787)
+ 2839 × 7 which equals 19873
+ 2839 × 80 resulting in 227120
+ 2839 × 700 that is equal 1987300
+ 2839 × 4000 that results in 11356000

= 13590293
