Finding the Fourth Proportional to 11,922,581,640,616, 16,466,734,508,738 and 8,013,867,109,116.20

Step by Step Solution

1. Step 1: Write the proportion equation
   11,922,581,640,616 : 16,466,734,508,738 = 8,013,867,109,116.20 : x
2. Step 2: Convert to fraction form
   11,922,581,640,616/16,466,734,508,738 = 8,013,867,109,116.20/x
3. Step 3: Cross multiply
   11,922,581,640,616x = 16,466,734,508,738 × 8,013,867,109,116.20
4. Step 4: Simplify right side
   11,922,581,640,616x = 131,962,222,074,124,164,243,914,752
5. Step 5: Solve for x
   x = 131,962,222,074,124,164,243,914,752/11,922,581,640,616
6. Step 6: Final answer
   x = 11,068,259,044,213.69