Finding the Third Proportional to 12,791.67 and 18,259.17

Step by Step Solution

1. Step 1: Write the proportion equation
   12,791.67 : 18,259.17 = 18,259.17 : x
2. Step 2: Convert to fraction form
   12,791.67/18,259.17 = 18,259.17/x
3. Step 3: Cross multiply
   12,791.67x = 18,259.17 × 18,259.17
4. Step 4: Simplify right side
   12,791.67x = 333,397,357.56
5. Step 5: Solve for x
   x = 333,397,357.56/12,791.67
6. Step 6: Final answer
   x = 26,063.63