Finding the Fourth Proportional to 2,280,568,707.91, 3,422,147,138.79 and 1,231,292,938.87

Step by Step Solution

1. Step 1: Write the proportion equation
   2,280,568,707.91 : 3,422,147,138.79 = 1,231,292,938.87 : x
2. Step 2: Convert to fraction form
   2,280,568,707.91/3,422,147,138.79 = 1,231,292,938.87/x
3. Step 3: Cross multiply
   2,280,568,707.91x = 3,422,147,138.79 × 1,231,292,938.87
4. Step 4: Simplify right side
   2,280,568,707.91x = 4,213,665,607,766,300,672
5. Step 5: Solve for x
   x = 4,213,665,607,766,300,672/2,280,568,707.91
6. Step 6: Final answer
   x = 1,847,638,088.32