Finding the Third Proportional to 4,814.50 and 10,320.50

Step by Step Solution

1. Step 1: Write the proportion equation
   4,814.50 : 10,320.50 = 10,320.50 : x
2. Step 2: Convert to fraction form
   4,814.50/10,320.50 = 10,320.50/x
3. Step 3: Cross multiply
   4,814.50x = 10,320.50 × 10,320.50
4. Step 4: Simplify right side
   4,814.50x = 106,512,720.25
5. Step 5: Solve for x
   x = 106,512,720.25/4,814.50
6. Step 6: Final answer
   x = 22,123.32