Finding the Fourth Proportional to 42.24, 58.30 and 23.83

Step by Step Solution

1. Step 1: Write the proportion equation
   42.24 : 58.30 = 23.83 : x
2. Step 2: Convert to fraction form
   42.24/58.30 = 23.83/x
3. Step 3: Cross multiply
   42.24x = 58.30 × 23.83
4. Step 4: Simplify right side
   42.24x = 1,388.88
5. Step 5: Solve for x
   x = 1,388.88/42.24
6. Step 6: Final answer
   x = 32.88