Finding the Third Proportional to 115,249.50 and 250,695

Step by Step Solution

1. Step 1: Write the proportion equation
   115,249.50 : 250,695 = 250,695 : x
2. Step 2: Convert to fraction form
   115,249.50/250,695 = 250,695/x
3. Step 3: Cross multiply
   115,249.50x = 250,695 × 250,695
4. Step 4: Simplify right side
   115,249.50x = 62,847,983,025
5. Step 5: Solve for x
   x = 62,847,983,025/115,249.50
6. Step 6: Final answer
   x = 545,321.09