Alright, let's work through 4185 times 7867 step by step
4185 × 7867 = 7867 × (4185)
+ 7867 × 5 which equals 39335
+ 7867 × 80 yielding 629360
+ 7867 × 100 what gives us 786700
+ 7867 × 4000 that results in 31468000

= 32923395
