Finding the Third Proportional to 2,540,499,378.75 and 5,503,151,127.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,540,499,378.75 : 5,503,151,127.38 = 5,503,151,127.38 : x
2. Step 2: Convert to fraction form
   2,540,499,378.75/5,503,151,127.38 = 5,503,151,127.38/x
3. Step 3: Cross multiply
   2,540,499,378.75x = 5,503,151,127.38 × 5,503,151,127.38
4. Step 4: Simplify right side
   2,540,499,378.75x = 30,284,672,330,728,734,720
5. Step 5: Solve for x
   x = 30,284,672,330,728,734,720/2,540,499,378.75
6. Step 6: Final answer
   x = 11,920,755,653.02