Finding the Third Proportional to 648,433 and 970,057.50

Step by Step Solution

1. Step 1: Write the proportion equation
   648,433 : 970,057.50 = 970,057.50 : x
2. Step 2: Convert to fraction form
   648,433/970,057.50 = 970,057.50/x
3. Step 3: Cross multiply
   648,433x = 970,057.50 × 970,057.50
4. Step 4: Simplify right side
   648,433x = 941,011,553,306.25
5. Step 5: Solve for x
   x = 941,011,553,306.25/648,433
6. Step 6: Final answer
   x = 1,451,208.61