Finding the Third Proportional to 12,616.25 and 18,104.25

Step by Step Solution

1. Step 1: Write the proportion equation
   12,616.25 : 18,104.25 = 18,104.25 : x
2. Step 2: Convert to fraction form
   12,616.25/18,104.25 = 18,104.25/x
3. Step 3: Cross multiply
   12,616.25x = 18,104.25 × 18,104.25
4. Step 4: Simplify right side
   12,616.25x = 327,763,868.06
5. Step 5: Solve for x
   x = 327,763,868.06/12,616.25
6. Step 6: Final answer
   x = 25,979.50