Finding the Third Proportional to 72.38 and 132.06

Step by Step Solution

1. Step 1: Write the proportion equation
   72.38 : 132.06 = 132.06 : x
2. Step 2: Convert to fraction form
   72.38/132.06 = 132.06/x
3. Step 3: Cross multiply
   72.38x = 132.06 × 132.06
4. Step 4: Simplify right side
   72.38x = 17,440.50
5. Step 5: Solve for x
   x = 17,440.50/72.38
6. Step 6: Final answer
   x = 240.97