Finding the Fourth Proportional to 42.71, 58.88 and 32.28

Step by Step Solution

1. Step 1: Write the proportion equation
   42.71 : 58.88 = 32.28 : x
2. Step 2: Convert to fraction form
   42.71/58.88 = 32.28/x
3. Step 3: Cross multiply
   42.71x = 58.88 × 32.28
4. Step 4: Simplify right side
   42.71x = 1,900.49
5. Step 5: Solve for x
   x = 1,900.49/42.71
6. Step 6: Final answer
   x = 44.50