Finding the Third Proportional to 457,577 and 695,693.50

Step by Step Solution

1. Step 1: Write the proportion equation
   457,577 : 695,693.50 = 695,693.50 : x
2. Step 2: Convert to fraction form
   457,577/695,693.50 = 695,693.50/x
3. Step 3: Cross multiply
   457,577x = 695,693.50 × 695,693.50
4. Step 4: Simplify right side
   457,577x = 483,989,445,942.25
5. Step 5: Solve for x
   x = 483,989,445,942.25/457,577
6. Step 6: Final answer
   x = 1,057,722.41