Finding the Fourth Proportional to 131,031.81, 196,591.46 and 52,124.85

Step by Step Solution

1. Step 1: Write the proportion equation
   131,031.81 : 196,591.46 = 52,124.85 : x
2. Step 2: Convert to fraction form
   131,031.81/196,591.46 = 52,124.85/x
3. Step 3: Cross multiply
   131,031.81x = 196,591.46 × 52,124.85
4. Step 4: Simplify right side
   131,031.81x = 10,247,300,103.16
5. Step 5: Solve for x
   x = 10,247,300,103.16/131,031.81
6. Step 6: Final answer
   x = 78,204.67