Finding the Third Proportional to 16,784 and 34,644

Step by Step Solution

1. Step 1: Write the proportion equation
   16,784 : 34,644 = 34,644 : x
2. Step 2: Convert to fraction form
   16,784/34,644 = 34,644/x
3. Step 3: Cross multiply
   16,784x = 34,644 × 34,644
4. Step 4: Simplify right side
   16,784x = 1,200,206,736
5. Step 5: Solve for x
   x = 1,200,206,736/16,784
6. Step 6: Final answer
   x = 71,508.98