Finding the Fourth Proportional to 82.35, 123.42 and 41.73

Step by Step Solution

1. Step 1: Write the proportion equation
   82.35 : 123.42 = 41.73 : x
2. Step 2: Convert to fraction form
   82.35/123.42 = 41.73/x
3. Step 3: Cross multiply
   82.35x = 123.42 × 41.73
4. Step 4: Simplify right side
   82.35x = 5,150.32
5. Step 5: Solve for x
   x = 5,150.32/82.35
6. Step 6: Final answer
   x = 62.54