Finding the Third Proportional to 90,530 and 132,555

Step by Step Solution

1. Step 1: Write the proportion equation
   90,530 : 132,555 = 132,555 : x
2. Step 2: Convert to fraction form
   90,530/132,555 = 132,555/x
3. Step 3: Cross multiply
   90,530x = 132,555 × 132,555
4. Step 4: Simplify right side
   90,530x = 17,570,828,025
5. Step 5: Solve for x
   x = 17,570,828,025/90,530
6. Step 6: Final answer
   x = 194,088.46