Finding the Third Proportional to 419,012,462 and 987,728,976

Step by Step Solution

1. Step 1: Write the proportion equation
   419,012,462 : 987,728,976 = 987,728,976 : x
2. Step 2: Convert to fraction form
   419,012,462/987,728,976 = 987,728,976/x
3. Step 3: Cross multiply
   419,012,462x = 987,728,976 × 987,728,976
4. Step 4: Simplify right side
   419,012,462x = 975,608,530,030,008,576
5. Step 5: Solve for x
   x = 975,608,530,030,008,576/419,012,462
6. Step 6: Final answer
   x = 2,328,352,062.31