Alright, let's work through 7845 times 2872 step by step
7845 × 2872 = 2872 × (7845)
+ 2872 × 5 giving us 14360
+ 2872 × 40 producing 114880
+ 2872 × 800 what gives us 2297600
+ 2872 × 7000 that is equal 20104000

= 22530840
