Finding the Third Proportional to 10,816 and 16,976

Step by Step Solution

1. Step 1: Write the proportion equation
   10,816 : 16,976 = 16,976 : x
2. Step 2: Convert to fraction form
   10,816/16,976 = 16,976/x
3. Step 3: Cross multiply
   10,816x = 16,976 × 16,976
4. Step 4: Simplify right side
   10,816x = 288,184,576
5. Step 5: Solve for x
   x = 288,184,576/10,816
6. Step 6: Final answer
   x = 26,644.28