No problem, we've got 7015 and 7620 to multiply
7015 × 7620 = 7620 × (7015)
+ 7620 × 5 what gives us 38100
+ 7620 × 10 that equals 76200
+ 7620 × 000 which equals 0
+ 7620 × 7000 that results in 53340000

= 53454300
