Finding the Third Proportional to 12,867.75 and 18,365.06

Step by Step Solution

1. Step 1: Write the proportion equation
   12,867.75 : 18,365.06 = 18,365.06 : x
2. Step 2: Convert to fraction form
   12,867.75/18,365.06 = 18,365.06/x
3. Step 3: Cross multiply
   12,867.75x = 18,365.06 × 18,365.06
4. Step 4: Simplify right side
   12,867.75x = 337,275,520.63
5. Step 5: Solve for x
   x = 337,275,520.63/12,867.75
6. Step 6: Final answer
   x = 26,210.92