Finding the Third Proportional to 517,456.50 and 725,110.50

Step by Step Solution

1. Step 1: Write the proportion equation
   517,456.50 : 725,110.50 = 725,110.50 : x
2. Step 2: Convert to fraction form
   517,456.50/725,110.50 = 725,110.50/x
3. Step 3: Cross multiply
   517,456.50x = 725,110.50 × 725,110.50
4. Step 4: Simplify right side
   517,456.50x = 525,785,237,210.25
5. Step 5: Solve for x
   x = 525,785,237,210.25/517,456.50
6. Step 6: Final answer
   x = 1,016,095.53