Finding the Third Proportional to 11,218.50 and 17,369.25

Step by Step Solution

1. Step 1: Write the proportion equation
   11,218.50 : 17,369.25 = 17,369.25 : x
2. Step 2: Convert to fraction form
   11,218.50/17,369.25 = 17,369.25/x
3. Step 3: Cross multiply
   11,218.50x = 17,369.25 × 17,369.25
4. Step 4: Simplify right side
   11,218.50x = 301,690,845.56
5. Step 5: Solve for x
   x = 301,690,845.56/11,218.50
6. Step 6: Final answer
   x = 26,892.26