Finding the Fourth Proportional to 96.17, 132.71 and 59.31

Step by Step Solution

1. Step 1: Write the proportion equation
   96.17 : 132.71 = 59.31 : x
2. Step 2: Convert to fraction form
   96.17/132.71 = 59.31/x
3. Step 3: Cross multiply
   96.17x = 132.71 × 59.31
4. Step 4: Simplify right side
   96.17x = 7,870.73
5. Step 5: Solve for x
   x = 7,870.73/96.17
6. Step 6: Final answer
   x = 81.85