Finding the Third Proportional to 9,760 and 20,816

Step by Step Solution

1. Step 1: Write the proportion equation
   9,760 : 20,816 = 20,816 : x
2. Step 2: Convert to fraction form
   9,760/20,816 = 20,816/x
3. Step 3: Cross multiply
   9,760x = 20,816 × 20,816
4. Step 4: Simplify right side
   9,760x = 433,305,856
5. Step 5: Solve for x
   x = 433,305,856/9,760
6. Step 6: Final answer
   x = 44,396.09