Finding the Third Proportional to 501,735 and 715,231.50

Step by Step Solution

1. Step 1: Write the proportion equation
   501,735 : 715,231.50 = 715,231.50 : x
2. Step 2: Convert to fraction form
   501,735/715,231.50 = 715,231.50/x
3. Step 3: Cross multiply
   501,735x = 715,231.50 × 715,231.50
4. Step 4: Simplify right side
   501,735x = 511,556,098,592.25
5. Step 5: Solve for x
   x = 511,556,098,592.25/501,735
6. Step 6: Final answer
   x = 1,019,574.27