Finding the Third Proportional to 115,110 and 251,158.50

Step by Step Solution

1. Step 1: Write the proportion equation
   115,110 : 251,158.50 = 251,158.50 : x
2. Step 2: Convert to fraction form
   115,110/251,158.50 = 251,158.50/x
3. Step 3: Cross multiply
   115,110x = 251,158.50 × 251,158.50
4. Step 4: Simplify right side
   115,110x = 63,080,592,122.25
5. Step 5: Solve for x
   x = 63,080,592,122.25/115,110
6. Step 6: Final answer
   x = 548,002.71