Finding the Fourth Proportional to 8,518,721,013.37, 12,778,341,838.50 and 2,922,579,601.53

Step by Step Solution

1. Step 1: Write the proportion equation
   8,518,721,013.37 : 12,778,341,838.50 = 2,922,579,601.53 : x
2. Step 2: Convert to fraction form
   8,518,721,013.37/12,778,341,838.50 = 2,922,579,601.53/x
3. Step 3: Cross multiply
   8,518,721,013.37x = 12,778,341,838.50 × 2,922,579,601.53
4. Step 4: Simplify right side
   8,518,721,013.37x = 37,345,721,198,540,587,008
5. Step 5: Solve for x
   x = 37,345,721,198,540,587,008/8,518,721,013.37
6. Step 6: Final answer
   x = 4,383,958,711.63