Finding the Fourth Proportional to 42.16, 58.22 and 32.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42.16 : 58.22 = 32.50 : x
2. Step 2: Convert to fraction form
   42.16/58.22 = 32.50/x
3. Step 3: Cross multiply
   42.16x = 58.22 × 32.50
4. Step 4: Simplify right side
   42.16x = 1,892.15
5. Step 5: Solve for x
   x = 1,892.15/42.16
6. Step 6: Final answer
   x = 44.88