Finding the Fourth Proportional to 2,614,139,160.78, 3,921,978,072.55 and 843,476,662.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,614,139,160.78 : 3,921,978,072.55 = 843,476,662.84 : x
2. Step 2: Convert to fraction form
   2,614,139,160.78/3,921,978,072.55 = 843,476,662.84/x
3. Step 3: Cross multiply
   2,614,139,160.78x = 3,921,978,072.55 × 843,476,662.84
4. Step 4: Simplify right side
   2,614,139,160.78x = 3,308,096,976,355,990,016
5. Step 5: Solve for x
   x = 3,308,096,976,355,990,016/2,614,139,160.78
6. Step 6: Final answer
   x = 1,265,463,226.29