Finding the Fourth Proportional to 42.24, 58.25 and 29.96

Step by Step Solution

1. Step 1: Write the proportion equation
   42.24 : 58.25 = 29.96 : x
2. Step 2: Convert to fraction form
   42.24/58.25 = 29.96/x
3. Step 3: Cross multiply
   42.24x = 58.25 × 29.96
4. Step 4: Simplify right side
   42.24x = 1,744.73
5. Step 5: Solve for x
   x = 1,744.73/42.24
6. Step 6: Final answer
   x = 41.31