Finding the Third Proportional to 85.59 and 132.10

Step by Step Solution

1. Step 1: Write the proportion equation
   85.59 : 132.10 = 132.10 : x
2. Step 2: Convert to fraction form
   85.59/132.10 = 132.10/x
3. Step 3: Cross multiply
   85.59x = 132.10 × 132.10
4. Step 4: Simplify right side
   85.59x = 17,450.31
5. Step 5: Solve for x
   x = 17,450.31/85.59
6. Step 6: Final answer
   x = 203.89