Finding the Third Proportional to 16,555 and 33,839

Step by Step Solution

1. Step 1: Write the proportion equation
   16,555 : 33,839 = 33,839 : x
2. Step 2: Convert to fraction form
   16,555/33,839 = 33,839/x
3. Step 3: Cross multiply
   16,555x = 33,839 × 33,839
4. Step 4: Simplify right side
   16,555x = 1,145,077,921
5. Step 5: Solve for x
   x = 1,145,077,921/16,555
6. Step 6: Final answer
   x = 69,168.10