Finding the Third Proportional to 90,767.75 and 132,928.50

Step by Step Solution

1. Step 1: Write the proportion equation
   90,767.75 : 132,928.50 = 132,928.50 : x
2. Step 2: Convert to fraction form
   90,767.75/132,928.50 = 132,928.50/x
3. Step 3: Cross multiply
   90,767.75x = 132,928.50 × 132,928.50
4. Step 4: Simplify right side
   90,767.75x = 17,669,986,112.25
5. Step 5: Solve for x
   x = 17,669,986,112.25/90,767.75
6. Step 6: Final answer
   x = 194,672.51