Finding the Fourth Proportional to 83.23, 114.82 and 50.42

Step by Step Solution

1. Step 1: Write the proportion equation
   83.23 : 114.82 = 50.42 : x
2. Step 2: Convert to fraction form
   83.23/114.82 = 50.42/x
3. Step 3: Cross multiply
   83.23x = 114.82 × 50.42
4. Step 4: Simplify right side
   83.23x = 5,789.39
5. Step 5: Solve for x
   x = 5,789.39/83.23
6. Step 6: Final answer
   x = 69.56