Finding the Third Proportional to 6,490.50 and 8,522.25

Step by Step Solution

1. Step 1: Write the proportion equation
   6,490.50 : 8,522.25 = 8,522.25 : x
2. Step 2: Convert to fraction form
   6,490.50/8,522.25 = 8,522.25/x
3. Step 3: Cross multiply
   6,490.50x = 8,522.25 × 8,522.25
4. Step 4: Simplify right side
   6,490.50x = 72,628,745.06
5. Step 5: Solve for x
   x = 72,628,745.06/6,490.50
6. Step 6: Final answer
   x = 11,190.01