Finding the Fourth Proportional to 95.69, 131.71 and 69.42

Step by Step Solution

1. Step 1: Write the proportion equation
   95.69 : 131.71 = 69.42 : x
2. Step 2: Convert to fraction form
   95.69/131.71 = 69.42/x
3. Step 3: Cross multiply
   95.69x = 131.71 × 69.42
4. Step 4: Simplify right side
   95.69x = 9,143.31
5. Step 5: Solve for x
   x = 9,143.31/95.69
6. Step 6: Final answer
   x = 95.55