Finding the Fourth Proportional to 67.76, 101.27 and 50.54

Step by Step Solution

1. Step 1: Write the proportion equation
   67.76 : 101.27 = 50.54 : x
2. Step 2: Convert to fraction form
   67.76/101.27 = 50.54/x
3. Step 3: Cross multiply
   67.76x = 101.27 × 50.54
4. Step 4: Simplify right side
   67.76x = 5,118.19
5. Step 5: Solve for x
   x = 5,118.19/67.76
6. Step 6: Final answer
   x = 75.53