Alright, let's work through 6840 times 7953 step by step
6840 × 7953 = 7953 × (6840)
+ 7953 × 0 yielding 0
+ 7953 × 40 that equals 318120
+ 7953 × 800 that results in 6362400
+ 7953 × 6000 that results in 47718000

= 54398520
