Alright, let's work through 6220 times 8739 step by step
6220 × 8739 = 8739 × (6220)
+ 8739 × 0 which equals 0
+ 8739 × 20 what gives us 174780
+ 8739 × 200 producing 1747800
+ 8739 × 6000 that results in 52434000

= 54356580
