Finding the Fourth Proportional to 131.33, 196.89 and 114.17

Step by Step Solution

1. Step 1: Write the proportion equation
   131.33 : 196.89 = 114.17 : x
2. Step 2: Convert to fraction form
   131.33/196.89 = 114.17/x
3. Step 3: Cross multiply
   131.33x = 196.89 × 114.17
4. Step 4: Simplify right side
   131.33x = 22,478.93
5. Step 5: Solve for x
   x = 22,478.93/131.33
6. Step 6: Final answer
   x = 171.16