Finding the Fourth Proportional to 82.29, 123.43 and 41.71

Step by Step Solution

1. Step 1: Write the proportion equation
   82.29 : 123.43 = 41.71 : x
2. Step 2: Convert to fraction form
   82.29/123.43 = 41.71/x
3. Step 3: Cross multiply
   82.29x = 123.43 × 41.71
4. Step 4: Simplify right side
   82.29x = 5,148.27
5. Step 5: Solve for x
   x = 5,148.27/82.29
6. Step 6: Final answer
   x = 62.56