Finding the Fourth Proportional to 31.14, 42.98 and 24.59

Step by Step Solution

1. Step 1: Write the proportion equation
   31.14 : 42.98 = 24.59 : x
2. Step 2: Convert to fraction form
   31.14/42.98 = 24.59/x
3. Step 3: Cross multiply
   31.14x = 42.98 × 24.59
4. Step 4: Simplify right side
   31.14x = 1,056.86
5. Step 5: Solve for x
   x = 1,056.86/31.14
6. Step 6: Final answer
   x = 33.94