Finding the Third Proportional to 16,616 and 28,668

Step by Step Solution

1. Step 1: Write the proportion equation
   16,616 : 28,668 = 28,668 : x
2. Step 2: Convert to fraction form
   16,616/28,668 = 28,668/x
3. Step 3: Cross multiply
   16,616x = 28,668 × 28,668
4. Step 4: Simplify right side
   16,616x = 821,854,224
5. Step 5: Solve for x
   x = 821,854,224/16,616
6. Step 6: Final answer
   x = 49,461.62