Finding the Fourth Proportional to 82.91, 114.52 and 62.34

Step by Step Solution

1. Step 1: Write the proportion equation
   82.91 : 114.52 = 62.34 : x
2. Step 2: Convert to fraction form
   82.91/114.52 = 62.34/x
3. Step 3: Cross multiply
   82.91x = 114.52 × 62.34
4. Step 4: Simplify right side
   82.91x = 7,139.41
5. Step 5: Solve for x
   x = 7,139.41/82.91
6. Step 6: Final answer
   x = 86.11