Finding the Fourth Proportional to 42.96, 59.29 and 23.55

Step by Step Solution

1. Step 1: Write the proportion equation
   42.96 : 59.29 = 23.55 : x
2. Step 2: Convert to fraction form
   42.96/59.29 = 23.55/x
3. Step 3: Cross multiply
   42.96x = 59.29 × 23.55
4. Step 4: Simplify right side
   42.96x = 1,396.47
5. Step 5: Solve for x
   x = 1,396.47/42.96
6. Step 6: Final answer
   x = 32.51