Finding the Fourth Proportional to 82.28, 123.50 and 41.73

Step by Step Solution

1. Step 1: Write the proportion equation
   82.28 : 123.50 = 41.73 : x
2. Step 2: Convert to fraction form
   82.28/123.50 = 41.73/x
3. Step 3: Cross multiply
   82.28x = 123.50 × 41.73
4. Step 4: Simplify right side
   82.28x = 5,153.91
5. Step 5: Solve for x
   x = 5,153.91/82.28
6. Step 6: Final answer
   x = 62.64