Finding the Third Proportional to 728,373 and 1,142,604

Step by Step Solution

1. Step 1: Write the proportion equation
   728,373 : 1,142,604 = 1,142,604 : x
2. Step 2: Convert to fraction form
   728,373/1,142,604 = 1,142,604/x
3. Step 3: Cross multiply
   728,373x = 1,142,604 × 1,142,604
4. Step 4: Simplify right side
   728,373x = 1,305,543,900,816
5. Step 5: Solve for x
   x = 1,305,543,900,816/728,373
6. Step 6: Final answer
   x = 1,792,411.17