Finding the Third Proportional to 2,540,499,057 and 5,503,150,485

Step by Step Solution

1. Step 1: Write the proportion equation
   2,540,499,057 : 5,503,150,485 = 5,503,150,485 : x
2. Step 2: Convert to fraction form
   2,540,499,057/5,503,150,485 = 5,503,150,485/x
3. Step 3: Cross multiply
   2,540,499,057x = 5,503,150,485 × 5,503,150,485
4. Step 4: Simplify right side
   2,540,499,057x = 30,284,665,260,555,735,040
5. Step 5: Solve for x
   x = 30,284,665,260,555,735,040/2,540,499,057
6. Step 6: Final answer
   x = 11,920,754,379.78