Finding the Fourth Proportional to 2,447,991,323.31, 3,672,707,419.71 and 789,867,502.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,447,991,323.31 : 3,672,707,419.71 = 789,867,502.68 : x
2. Step 2: Convert to fraction form
   2,447,991,323.31/3,672,707,419.71 = 789,867,502.68/x
3. Step 3: Cross multiply
   2,447,991,323.31x = 3,672,707,419.71 × 789,867,502.68
4. Step 4: Simplify right side
   2,447,991,323.31x = 2,900,952,237,680,644,096
5. Step 5: Solve for x
   x = 2,900,952,237,680,644,096/2,447,991,323.31
6. Step 6: Final answer
   x = 1,185,033,709.09