Sure thing, let's get straight to it. We start with 723 and we're going to multiply it by 4, which means adding 723 to itself 4 times.
Step 1: 0 + 723 = 723
Step 2: 723 + 723 = 1446
Step 3: 1446 + 723 = 2169
Step 4: 2169 + 723 = 2892

So, 723*4 = 2892