Finding the Third Proportional to 89,761.50 and 132,909

Step by Step Solution

1. Step 1: Write the proportion equation
   89,761.50 : 132,909 = 132,909 : x
2. Step 2: Convert to fraction form
   89,761.50/132,909 = 132,909/x
3. Step 3: Cross multiply
   89,761.50x = 132,909 × 132,909
4. Step 4: Simplify right side
   89,761.50x = 17,664,802,281
5. Step 5: Solve for x
   x = 17,664,802,281/89,761.50
6. Step 6: Final answer
   x = 196,797.09