We're going to solve 78019562 multiplied by 72099790
78019562 × 72099790 = 72099790 × (78019562)
+ 72099790 × 2 that is equal 144199580
+ 72099790 × 60 producing 4325987400
+ 72099790 × 500 yielding 36049895000
+ 72099790 × 9000 that equals 648898110000
+ 72099790 × 10000 resulting in 720997900000
+ 72099790 × 000000 that results in 0
+ 72099790 × 8000000 producing 576798320000000
+ 72099790 × 70000000 giving us 5046985300000000

= 5625194036091980
