No problem, we've got 47021842 and 78207758 to multiply
47021842 × 78207758 = 78207758 × (47021842)
+ 78207758 × 2 that results in 156415516
+ 78207758 × 40 which equals 3128310320
+ 78207758 × 800 giving us 62566206400
+ 78207758 × 1000 what gives us 78207758000
+ 78207758 × 20000 which equals 1564155160000
+ 78207758 × 000000 that is equal 0
+ 78207758 × 7000000 what gives us 547454306000000
+ 78207758 × 40000000 which equals 3128310320000000

= 3677472839850236
