Alright, let's work through 1107 times 1394 step by step
1107 × 1394 = 1394 × (1107)
+ 1394 × 7 giving us 9758
+ 1394 × 00 which equals 0
+ 1394 × 100 producing 139400
+ 1394 × 1000 that is equal 1394000

= 1543158
