Finding the Third Proportional to 3,613,728 and 5,284,626

Step by Step Solution

1. Step 1: Write the proportion equation
   3,613,728 : 5,284,626 = 5,284,626 : x
2. Step 2: Convert to fraction form
   3,613,728/5,284,626 = 5,284,626/x
3. Step 3: Cross multiply
   3,613,728x = 5,284,626 × 5,284,626
4. Step 4: Simplify right side
   3,613,728x = 27,927,271,959,876
5. Step 5: Solve for x
   x = 27,927,271,959,876/3,613,728
6. Step 6: Final answer
   x = 7,728,105.70