Finding the Fourth Proportional to 83.18, 114.82 and 52.10

Step by Step Solution

1. Step 1: Write the proportion equation
   83.18 : 114.82 = 52.10 : x
2. Step 2: Convert to fraction form
   83.18/114.82 = 52.10/x
3. Step 3: Cross multiply
   83.18x = 114.82 × 52.10
4. Step 4: Simplify right side
   83.18x = 5,982.12
5. Step 5: Solve for x
   x = 5,982.12/83.18
6. Step 6: Final answer
   x = 71.92