Finding the Third Proportional to 8,922 and 13,616

Step by Step Solution

1. Step 1: Write the proportion equation
   8,922 : 13,616 = 13,616 : x
2. Step 2: Convert to fraction form
   8,922/13,616 = 13,616/x
3. Step 3: Cross multiply
   8,922x = 13,616 × 13,616
4. Step 4: Simplify right side
   8,922x = 185,395,456
5. Step 5: Solve for x
   x = 185,395,456/8,922
6. Step 6: Final answer
   x = 20,779.58