Finding the Third Proportional to 7,224.75 and 11,089.69

Step by Step Solution

1. Step 1: Write the proportion equation
   7,224.75 : 11,089.69 = 11,089.69 : x
2. Step 2: Convert to fraction form
   7,224.75/11,089.69 = 11,089.69/x
3. Step 3: Cross multiply
   7,224.75x = 11,089.69 × 11,089.69
4. Step 4: Simplify right side
   7,224.75x = 122,981,168.85
5. Step 5: Solve for x
   x = 122,981,168.85/7,224.75
6. Step 6: Final answer
   x = 17,022.20