Finding the Fourth Proportional to 12,692,862,413.51, 19,039,374,753 and 3,729,015,013.98

Step by Step Solution

1. Step 1: Write the proportion equation
   12,692,862,413.51 : 19,039,374,753 = 3,729,015,013.98 : x
2. Step 2: Convert to fraction form
   12,692,862,413.51/19,039,374,753 = 3,729,015,013.98/x
3. Step 3: Cross multiply
   12,692,862,413.51x = 19,039,374,753 × 3,729,015,013.98
4. Step 4: Simplify right side
   12,692,862,413.51x = 70,998,114,310,728,753,152
5. Step 5: Solve for x
   x = 70,998,114,310,728,753,152/12,692,862,413.51
6. Step 6: Final answer
   x = 5,593,546,356.82