Finding the Fourth Proportional to 12,588,913,413.16, 17,380,540,817.49 and 8,013,759,301.37

Step by Step Solution

1. Step 1: Write the proportion equation
   12,588,913,413.16 : 17,380,540,817.49 = 8,013,759,301.37 : x
2. Step 2: Convert to fraction form
   12,588,913,413.16/17,380,540,817.49 = 8,013,759,301.37/x
3. Step 3: Cross multiply
   12,588,913,413.16x = 17,380,540,817.49 × 8,013,759,301.37
4. Step 4: Simplify right side
   12,588,913,413.16x = 139,283,470,638,971,600,896
5. Step 5: Solve for x
   x = 139,283,470,638,971,600,896/12,588,913,413.16
6. Step 6: Final answer
   x = 11,063,978,761.93