Finding the Fourth Proportional to 16,857,661,143.31, 25,288,046,086.88 and 5,512,897,028.82

Step by Step Solution

1. Step 1: Write the proportion equation
   16,857,661,143.31 : 25,288,046,086.88 = 5,512,897,028.82 : x
2. Step 2: Convert to fraction form
   16,857,661,143.31/25,288,046,086.88 = 5,512,897,028.82/x
3. Step 3: Cross multiply
   16,857,661,143.31x = 25,288,046,086.88 × 5,512,897,028.82
4. Step 4: Simplify right side
   16,857,661,143.31x = 139,410,394,137,023,971,328
5. Step 5: Solve for x
   x = 139,410,394,137,023,971,328/16,857,661,143.31
6. Step 6: Final answer
   x = 8,269,853,863.59