Finding the Third Proportional to 10,716 and 25,821

Step by Step Solution

1. Step 1: Write the proportion equation
   10,716 : 25,821 = 25,821 : x
2. Step 2: Convert to fraction form
   10,716/25,821 = 25,821/x
3. Step 3: Cross multiply
   10,716x = 25,821 × 25,821
4. Step 4: Simplify right side
   10,716x = 666,724,041
5. Step 5: Solve for x
   x = 666,724,041/10,716
6. Step 6: Final answer
   x = 62,217.62