Finding the Fourth Proportional to 50.27, 69.50 and 49.82

Step by Step Solution

1. Step 1: Write the proportion equation
   50.27 : 69.50 = 49.82 : x
2. Step 2: Convert to fraction form
   50.27/69.50 = 49.82/x
3. Step 3: Cross multiply
   50.27x = 69.50 × 49.82
4. Step 4: Simplify right side
   50.27x = 3,461.89
5. Step 5: Solve for x
   x = 3,461.89/50.27
6. Step 6: Final answer
   x = 68.87