Finding the Third Proportional to 12,256.88 and 17,260.31

Step by Step Solution

1. Step 1: Write the proportion equation
   12,256.88 : 17,260.31 = 17,260.31 : x
2. Step 2: Convert to fraction form
   12,256.88/17,260.31 = 17,260.31/x
3. Step 3: Cross multiply
   12,256.88x = 17,260.31 × 17,260.31
4. Step 4: Simplify right side
   12,256.88x = 297,918,387.60
5. Step 5: Solve for x
   x = 297,918,387.60/12,256.88
6. Step 6: Final answer
   x = 24,306.23