Finding the Fourth Proportional to 83.23, 114.82 and 52.18

Step by Step Solution

1. Step 1: Write the proportion equation
   83.23 : 114.82 = 52.18 : x
2. Step 2: Convert to fraction form
   83.23/114.82 = 52.18/x
3. Step 3: Cross multiply
   83.23x = 114.82 × 52.18
4. Step 4: Simplify right side
   83.23x = 5,990.89
5. Step 5: Solve for x
   x = 5,990.89/83.23
6. Step 6: Final answer
   x = 71.98