Finding the Third Proportional to 12,982.50 and 20,661.75

Step by Step Solution

1. Step 1: Write the proportion equation
   12,982.50 : 20,661.75 = 20,661.75 : x
2. Step 2: Convert to fraction form
   12,982.50/20,661.75 = 20,661.75/x
3. Step 3: Cross multiply
   12,982.50x = 20,661.75 × 20,661.75
4. Step 4: Simplify right side
   12,982.50x = 426,907,913.06
5. Step 5: Solve for x
   x = 426,907,913.06/12,982.50
6. Step 6: Final answer
   x = 32,883.34