Finding the Third Proportional to 13,359 and 20,768

Step by Step Solution

1. Step 1: Write the proportion equation
   13,359 : 20,768 = 20,768 : x
2. Step 2: Convert to fraction form
   13,359/20,768 = 20,768/x
3. Step 3: Cross multiply
   13,359x = 20,768 × 20,768
4. Step 4: Simplify right side
   13,359x = 431,309,824
5. Step 5: Solve for x
   x = 431,309,824/13,359
6. Step 6: Final answer
   x = 32,286.09