Finding the Third Proportional to 12,491.25 and 26,759.25

Step by Step Solution

1. Step 1: Write the proportion equation
   12,491.25 : 26,759.25 = 26,759.25 : x
2. Step 2: Convert to fraction form
   12,491.25/26,759.25 = 26,759.25/x
3. Step 3: Cross multiply
   12,491.25x = 26,759.25 × 26,759.25
4. Step 4: Simplify right side
   12,491.25x = 716,057,460.56
5. Step 5: Solve for x
   x = 716,057,460.56/12,491.25
6. Step 6: Final answer
   x = 57,324.72