No problem, we've got 5078 and 8240 to multiply
5078 × 8240 = 8240 × (5078)
+ 8240 × 8 resulting in 65920
+ 8240 × 70 giving us 576800
+ 8240 × 000 what gives us 0
+ 8240 × 5000 what gives us 41200000

= 41842720
