Finding the Third Proportional to 12,455.50 and 18,204.25

Step by Step Solution

1. Step 1: Write the proportion equation
   12,455.50 : 18,204.25 = 18,204.25 : x
2. Step 2: Convert to fraction form
   12,455.50/18,204.25 = 18,204.25/x
3. Step 3: Cross multiply
   12,455.50x = 18,204.25 × 18,204.25
4. Step 4: Simplify right side
   12,455.50x = 331,394,718.06
5. Step 5: Solve for x
   x = 331,394,718.06/12,455.50
6. Step 6: Final answer
   x = 26,606.30