Finding the Third Proportional to 2,067.40 and 4,482.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,067.40 : 4,482.21 = 4,482.21 : x
2. Step 2: Convert to fraction form
   2,067.40/4,482.21 = 4,482.21/x
3. Step 3: Cross multiply
   2,067.40x = 4,482.21 × 4,482.21
4. Step 4: Simplify right side
   2,067.40x = 20,090,214.89
5. Step 5: Solve for x
   x = 20,090,214.89/2,067.40
6. Step 6: Final answer
   x = 9,717.63