Finding the Third Proportional to 12,873.94 and 18,255.38

Step by Step Solution

1. Step 1: Write the proportion equation
   12,873.94 : 18,255.38 = 18,255.38 : x
2. Step 2: Convert to fraction form
   12,873.94/18,255.38 = 18,255.38/x
3. Step 3: Cross multiply
   12,873.94x = 18,255.38 × 18,255.38
4. Step 4: Simplify right side
   12,873.94x = 333,258,716.39
5. Step 5: Solve for x
   x = 333,258,716.39/12,873.94
6. Step 6: Final answer
   x = 25,886.31