Finding the Fourth Proportional to 42.72, 58.98 and 32.34

Step by Step Solution

1. Step 1: Write the proportion equation
   42.72 : 58.98 = 32.34 : x
2. Step 2: Convert to fraction form
   42.72/58.98 = 32.34/x
3. Step 3: Cross multiply
   42.72x = 58.98 × 32.34
4. Step 4: Simplify right side
   42.72x = 1,907.41
5. Step 5: Solve for x
   x = 1,907.41/42.72
6. Step 6: Final answer
   x = 44.65