Finding the Fourth Proportional to 95,401.32, 131,658.39 and 55,120.43

Step by Step Solution

1. Step 1: Write the proportion equation
   95,401.32 : 131,658.39 = 55,120.43 : x
2. Step 2: Convert to fraction form
   95,401.32/131,658.39 = 55,120.43/x
3. Step 3: Cross multiply
   95,401.32x = 131,658.39 × 55,120.43
4. Step 4: Simplify right side
   95,401.32x = 7,257,066,411.62
5. Step 5: Solve for x
   x = 7,257,066,411.62/95,401.32
6. Step 6: Final answer
   x = 76,068.83