No problem, we've got 4261 and 4304 to multiply
4261 × 4304 = 4304 × (4261)
+ 4304 × 1 that equals 4304
+ 4304 × 60 that equals 258240
+ 4304 × 200 what gives us 860800
+ 4304 × 4000 what gives us 17216000

= 18339344
