Finding the Third Proportional to 272,414.50 and 577,593

Step by Step Solution

1. Step 1: Write the proportion equation
   272,414.50 : 577,593 = 577,593 : x
2. Step 2: Convert to fraction form
   272,414.50/577,593 = 577,593/x
3. Step 3: Cross multiply
   272,414.50x = 577,593 × 577,593
4. Step 4: Simplify right side
   272,414.50x = 333,613,673,649
5. Step 5: Solve for x
   x = 333,613,673,649/272,414.50
6. Step 6: Final answer
   x = 1,224,654.61