Finding the Third Proportional to 11,768.50 and 17,260.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,768.50 : 17,260.50 = 17,260.50 : x
2. Step 2: Convert to fraction form
   11,768.50/17,260.50 = 17,260.50/x
3. Step 3: Cross multiply
   11,768.50x = 17,260.50 × 17,260.50
4. Step 4: Simplify right side
   11,768.50x = 297,924,860.25
5. Step 5: Solve for x
   x = 297,924,860.25/11,768.50
6. Step 6: Final answer
   x = 25,315.45