Finding the Third Proportional to 115,627.50 and 253,287

Step by Step Solution

1. Step 1: Write the proportion equation
   115,627.50 : 253,287 = 253,287 : x
2. Step 2: Convert to fraction form
   115,627.50/253,287 = 253,287/x
3. Step 3: Cross multiply
   115,627.50x = 253,287 × 253,287
4. Step 4: Simplify right side
   115,627.50x = 64,154,304,369
5. Step 5: Solve for x
   x = 64,154,304,369/115,627.50
6. Step 6: Final answer
   x = 554,836.04