Finding the Third Proportional to 2,067.40 and 5,561.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,067.40 : 5,561.47 = 5,561.47 : x
2. Step 2: Convert to fraction form
   2,067.40/5,561.47 = 5,561.47/x
3. Step 3: Cross multiply
   2,067.40x = 5,561.47 × 5,561.47
4. Step 4: Simplify right side
   2,067.40x = 30,929,978.11
5. Step 5: Solve for x
   x = 30,929,978.11/2,067.40
6. Step 6: Final answer
   x = 14,960.82