Finding the Fourth Proportional to 82.98, 114.55 and 50.24

Step by Step Solution

1. Step 1: Write the proportion equation
   82.98 : 114.55 = 50.24 : x
2. Step 2: Convert to fraction form
   82.98/114.55 = 50.24/x
3. Step 3: Cross multiply
   82.98x = 114.55 × 50.24
4. Step 4: Simplify right side
   82.98x = 5,755.15
5. Step 5: Solve for x
   x = 5,755.15/82.98
6. Step 6: Final answer
   x = 69.36