Finding the Third Proportional to 10,986.50 and 17,001.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,986.50 : 17,001.50 = 17,001.50 : x
2. Step 2: Convert to fraction form
   10,986.50/17,001.50 = 17,001.50/x
3. Step 3: Cross multiply
   10,986.50x = 17,001.50 × 17,001.50
4. Step 4: Simplify right side
   10,986.50x = 289,051,002.25
5. Step 5: Solve for x
   x = 289,051,002.25/10,986.50
6. Step 6: Final answer
   x = 26,309.65