Finding the Fourth Proportional to 315,061.30, 472,401.60 and 125,550.82

Step by Step Solution

1. Step 1: Write the proportion equation
   315,061.30 : 472,401.60 = 125,550.82 : x
2. Step 2: Convert to fraction form
   315,061.30/472,401.60 = 125,550.82/x
3. Step 3: Cross multiply
   315,061.30x = 472,401.60 × 125,550.82
4. Step 4: Simplify right side
   315,061.30x = 59,310,408,249.31
5. Step 5: Solve for x
   x = 59,310,408,249.31/315,061.30
6. Step 6: Final answer
   x = 188,250.38