Finding the Third Proportional to 90,240 and 132,744

Step by Step Solution

1. Step 1: Write the proportion equation
   90,240 : 132,744 = 132,744 : x
2. Step 2: Convert to fraction form
   90,240/132,744 = 132,744/x
3. Step 3: Cross multiply
   90,240x = 132,744 × 132,744
4. Step 4: Simplify right side
   90,240x = 17,620,969,536
5. Step 5: Solve for x
   x = 17,620,969,536/90,240
6. Step 6: Final answer
   x = 195,267.84