Finding the Fourth Proportional to 2,069,980,367.22, 2,856,823,402.05 and 1,178,123,944.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,069,980,367.22 : 2,856,823,402.05 = 1,178,123,944.50 : x
2. Step 2: Convert to fraction form
   2,069,980,367.22/2,856,823,402.05 = 1,178,123,944.50/x
3. Step 3: Cross multiply
   2,069,980,367.22x = 2,856,823,402.05 × 1,178,123,944.50
4. Step 4: Simplify right side
   2,069,980,367.22x = 3,365,692,055,163,055,616
5. Step 5: Solve for x
   x = 3,365,692,055,163,055,616/2,069,980,367.22
6. Step 6: Final answer
   x = 1,625,953,612.15