Finding the Fourth Proportional to 185.31, 255.82 and 132.18

Step by Step Solution

1. Step 1: Write the proportion equation
   185.31 : 255.82 = 132.18 : x
2. Step 2: Convert to fraction form
   185.31/255.82 = 132.18/x
3. Step 3: Cross multiply
   185.31x = 255.82 × 132.18
4. Step 4: Simplify right side
   185.31x = 33,814.31
5. Step 5: Solve for x
   x = 33,814.31/185.31
6. Step 6: Final answer
   x = 182.47