Finding the Third Proportional to 63,645.75 and 132,520.50

Step by Step Solution

1. Step 1: Write the proportion equation
   63,645.75 : 132,520.50 = 132,520.50 : x
2. Step 2: Convert to fraction form
   63,645.75/132,520.50 = 132,520.50/x
3. Step 3: Cross multiply
   63,645.75x = 132,520.50 × 132,520.50
4. Step 4: Simplify right side
   63,645.75x = 17,561,682,920.25
5. Step 5: Solve for x
   x = 17,561,682,920.25/63,645.75
6. Step 6: Final answer
   x = 275,928.60