Alright, let's work through 2878 times 6570 step by step
2878 × 6570 = 6570 × (2878)
+ 6570 × 8 which equals 52560
+ 6570 × 70 that equals 459900
+ 6570 × 800 that equals 5256000
+ 6570 × 2000 what gives us 13140000

= 18908460
