Finding the Third Proportional to 16,209 and 33,651

Step by Step Solution

1. Step 1: Write the proportion equation
   16,209 : 33,651 = 33,651 : x
2. Step 2: Convert to fraction form
   16,209/33,651 = 33,651/x
3. Step 3: Cross multiply
   16,209x = 33,651 × 33,651
4. Step 4: Simplify right side
   16,209x = 1,132,389,801
5. Step 5: Solve for x
   x = 1,132,389,801/16,209
6. Step 6: Final answer
   x = 69,861.79