Finding the Third Proportional to 4,816.83 and 10,509.45

Step by Step Solution

1. Step 1: Write the proportion equation
   4,816.83 : 10,509.45 = 10,509.45 : x
2. Step 2: Convert to fraction form
   4,816.83/10,509.45 = 10,509.45/x
3. Step 3: Cross multiply
   4,816.83x = 10,509.45 × 10,509.45
4. Step 4: Simplify right side
   4,816.83x = 110,448,610.12
5. Step 5: Solve for x
   x = 110,448,610.12/4,816.83
6. Step 6: Final answer
   x = 22,929.72