Finding the Third Proportional to 16,816 and 33,632

Step by Step Solution

1. Step 1: Write the proportion equation
   16,816 : 33,632 = 33,632 : x
2. Step 2: Convert to fraction form
   16,816/33,632 = 33,632/x
3. Step 3: Cross multiply
   16,816x = 33,632 × 33,632
4. Step 4: Simplify right side
   16,816x = 1,131,111,424
5. Step 5: Solve for x
   x = 1,131,111,424/16,816
6. Step 6: Final answer
   x = 67,264