Finding the Fourth Proportional to 67.97, 101.97 and 42.27

Step by Step Solution

1. Step 1: Write the proportion equation
   67.97 : 101.97 = 42.27 : x
2. Step 2: Convert to fraction form
   67.97/101.97 = 42.27/x
3. Step 3: Cross multiply
   67.97x = 101.97 × 42.27
4. Step 4: Simplify right side
   67.97x = 4,310.27
5. Step 5: Solve for x
   x = 4,310.27/67.97
6. Step 6: Final answer
   x = 63.42