Finding the Fourth Proportional to 42.52, 58.71 and 29.56

Step by Step Solution

1. Step 1: Write the proportion equation
   42.52 : 58.71 = 29.56 : x
2. Step 2: Convert to fraction form
   42.52/58.71 = 29.56/x
3. Step 3: Cross multiply
   42.52x = 58.71 × 29.56
4. Step 4: Simplify right side
   42.52x = 1,735.47
5. Step 5: Solve for x
   x = 1,735.47/42.52
6. Step 6: Final answer
   x = 40.82