Finding the Third Proportional to 2,557,989,906 and 5,566,410,114

Step by Step Solution

1. Step 1: Write the proportion equation
   2,557,989,906 : 5,566,410,114 = 5,566,410,114 : x
2. Step 2: Convert to fraction form
   2,557,989,906/5,566,410,114 = 5,566,410,114/x
3. Step 3: Cross multiply
   2,557,989,906x = 5,566,410,114 × 5,566,410,114
4. Step 4: Simplify right side
   2,557,989,906x = 30,984,921,557,241,491,456
5. Step 5: Solve for x
   x = 30,984,921,557,241,491,456/2,557,989,906
6. Step 6: Final answer
   x = 12,112,996,022.60