Finding the Third Proportional to 11,143.13 and 17,454.38

Step by Step Solution

1. Step 1: Write the proportion equation
   11,143.13 : 17,454.38 = 17,454.38 : x
2. Step 2: Convert to fraction form
   11,143.13/17,454.38 = 17,454.38/x
3. Step 3: Cross multiply
   11,143.13x = 17,454.38 × 17,454.38
4. Step 4: Simplify right side
   11,143.13x = 304,655,206.64
5. Step 5: Solve for x
   x = 304,655,206.64/11,143.13
6. Step 6: Final answer
   x = 27,340.19