Finding the Third Proportional to 11,443.50 and 18,231.75

Step by Step Solution

1. Step 1: Write the proportion equation
   11,443.50 : 18,231.75 = 18,231.75 : x
2. Step 2: Convert to fraction form
   11,443.50/18,231.75 = 18,231.75/x
3. Step 3: Cross multiply
   11,443.50x = 18,231.75 × 18,231.75
4. Step 4: Simplify right side
   11,443.50x = 332,396,708.06
5. Step 5: Solve for x
   x = 332,396,708.06/11,443.50
6. Step 6: Final answer
   x = 29,046.77