Finding the Fourth Proportional to 115,429.10, 173,046.45 and 60,025.10

Step by Step Solution

1. Step 1: Write the proportion equation
   115,429.10 : 173,046.45 = 60,025.10 : x
2. Step 2: Convert to fraction form
   115,429.10/173,046.45 = 60,025.10/x
3. Step 3: Cross multiply
   115,429.10x = 173,046.45 × 60,025.10
4. Step 4: Simplify right side
   115,429.10x = 10,387,130,465.90
5. Step 5: Solve for x
   x = 10,387,130,465.90/115,429.10
6. Step 6: Final answer
   x = 89,987.10