Finding the Fourth Proportional to 42.97, 59.25 and 34.81

Step by Step Solution

1. Step 1: Write the proportion equation
   42.97 : 59.25 = 34.81 : x
2. Step 2: Convert to fraction form
   42.97/59.25 = 34.81/x
3. Step 3: Cross multiply
   42.97x = 59.25 × 34.81
4. Step 4: Simplify right side
   42.97x = 2,062.49
5. Step 5: Solve for x
   x = 2,062.49/42.97
6. Step 6: Final answer
   x = 48.00