Finding the Fourth Proportional to 42.50, 58.62 and 32.15

Step by Step Solution

1. Step 1: Write the proportion equation
   42.50 : 58.62 = 32.15 : x
2. Step 2: Convert to fraction form
   42.50/58.62 = 32.15/x
3. Step 3: Cross multiply
   42.50x = 58.62 × 32.15
4. Step 4: Simplify right side
   42.50x = 1,884.57
5. Step 5: Solve for x
   x = 1,884.57/42.50
6. Step 6: Final answer
   x = 44.34