No problem, we've got 1045 and 5102 to multiply
1045 × 5102 = 5102 × (1045)
+ 5102 × 5 that equals 25510
+ 5102 × 40 that results in 204080
+ 5102 × 000 which equals 0
+ 5102 × 1000 what gives us 5102000

= 5331590
