Finding the Third Proportional to 115,429.50 and 173,904.75

Step by Step Solution

1. Step 1: Write the proportion equation
   115,429.50 : 173,904.75 = 173,904.75 : x
2. Step 2: Convert to fraction form
   115,429.50/173,904.75 = 173,904.75/x
3. Step 3: Cross multiply
   115,429.50x = 173,904.75 × 173,904.75
4. Step 4: Simplify right side
   115,429.50x = 30,242,862,072.56
5. Step 5: Solve for x
   x = 30,242,862,072.56/115,429.50
6. Step 6: Final answer
   x = 262,002.89