Finding the Fourth Proportional to 67.42, 101.18 and 50.32

Step by Step Solution

1. Step 1: Write the proportion equation
   67.42 : 101.18 = 50.32 : x
2. Step 2: Convert to fraction form
   67.42/101.18 = 50.32/x
3. Step 3: Cross multiply
   67.42x = 101.18 × 50.32
4. Step 4: Simplify right side
   67.42x = 5,091.38
5. Step 5: Solve for x
   x = 5,091.38/67.42
6. Step 6: Final answer
   x = 75.52