Finding the Third Proportional to 6,520.50 and 11,522.25

Step by Step Solution

1. Step 1: Write the proportion equation
   6,520.50 : 11,522.25 = 11,522.25 : x
2. Step 2: Convert to fraction form
   6,520.50/11,522.25 = 11,522.25/x
3. Step 3: Cross multiply
   6,520.50x = 11,522.25 × 11,522.25
4. Step 4: Simplify right side
   6,520.50x = 132,762,245.06
5. Step 5: Solve for x
   x = 132,762,245.06/6,520.50
6. Step 6: Final answer
   x = 20,360.75