Finding the Fourth Proportional to 2,634,728,684.27, 3,951,704,280.27 and 768,873,396.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,634,728,684.27 : 3,951,704,280.27 = 768,873,396.47 : x
2. Step 2: Convert to fraction form
   2,634,728,684.27/3,951,704,280.27 = 768,873,396.47/x
3. Step 3: Cross multiply
   2,634,728,684.27x = 3,951,704,280.27 × 768,873,396.47
4. Step 4: Simplify right side
   2,634,728,684.27x = 3,038,360,291,816,231,936
5. Step 5: Solve for x
   x = 3,038,360,291,816,231,936/2,634,728,684.27
6. Step 6: Final answer
   x = 1,153,196,649.79