Finding the Third Proportional to 3,859,951 and 8,249,993

Step by Step Solution

1. Step 1: Write the proportion equation
   3,859,951 : 8,249,993 = 8,249,993 : x
2. Step 2: Convert to fraction form
   3,859,951/8,249,993 = 8,249,993/x
3. Step 3: Cross multiply
   3,859,951x = 8,249,993 × 8,249,993
4. Step 4: Simplify right side
   3,859,951x = 68,062,384,500,049
5. Step 5: Solve for x
   x = 68,062,384,500,049/3,859,951
6. Step 6: Final answer
   x = 17,632,965.94