Finding the Third Proportional to 465,490.50 and 711,762

Step by Step Solution

1. Step 1: Write the proportion equation
   465,490.50 : 711,762 = 711,762 : x
2. Step 2: Convert to fraction form
   465,490.50/711,762 = 711,762/x
3. Step 3: Cross multiply
   465,490.50x = 711,762 × 711,762
4. Step 4: Simplify right side
   465,490.50x = 506,605,144,644
5. Step 5: Solve for x
   x = 506,605,144,644/465,490.50
6. Step 6: Final answer
   x = 1,088,325.42