Finding the Third Proportional to 3,509,238,849 and 7,707,264,762

Step by Step Solution

1. Step 1: Write the proportion equation
   3,509,238,849 : 7,707,264,762 = 7,707,264,762 : x
2. Step 2: Convert to fraction form
   3,509,238,849/7,707,264,762 = 7,707,264,762/x
3. Step 3: Cross multiply
   3,509,238,849x = 7,707,264,762 × 7,707,264,762
4. Step 4: Simplify right side
   3,509,238,849x = 59,401,930,111,566,913,536
5. Step 5: Solve for x
   x = 59,401,930,111,566,913,536/3,509,238,849
6. Step 6: Final answer
   x = 16,927,297,533.05