Finding the Third Proportional to 18,118.69 and 22,249.69

Step by Step Solution

1. Step 1: Write the proportion equation
   18,118.69 : 22,249.69 = 22,249.69 : x
2. Step 2: Convert to fraction form
   18,118.69/22,249.69 = 22,249.69/x
3. Step 3: Cross multiply
   18,118.69x = 22,249.69 × 22,249.69
4. Step 4: Simplify right side
   18,118.69x = 495,048,593.85
5. Step 5: Solve for x
   x = 495,048,593.85/18,118.69
6. Step 6: Final answer
   x = 27,322.54