Finding the Fourth Proportional to 82.31, 123.37 and 41.67

Step by Step Solution

1. Step 1: Write the proportion equation
   82.31 : 123.37 = 41.67 : x
2. Step 2: Convert to fraction form
   82.31/123.37 = 41.67/x
3. Step 3: Cross multiply
   82.31x = 123.37 × 41.67
4. Step 4: Simplify right side
   82.31x = 5,140.72
5. Step 5: Solve for x
   x = 5,140.72/82.31
6. Step 6: Final answer
   x = 62.46