Finding the Fourth Proportional to 2,154,123,780.89, 3,226,660,662.83 and 1,366,772,154.11

Step by Step Solution

1. Step 1: Write the proportion equation
   2,154,123,780.89 : 3,226,660,662.83 = 1,366,772,154.11 : x
2. Step 2: Convert to fraction form
   2,154,123,780.89/3,226,660,662.83 = 1,366,772,154.11/x
3. Step 3: Cross multiply
   2,154,123,780.89x = 3,226,660,662.83 × 1,366,772,154.11
4. Step 4: Simplify right side
   2,154,123,780.89x = 4,410,109,944,718,158,848
5. Step 5: Solve for x
   x = 4,410,109,944,718,158,848/2,154,123,780.89
6. Step 6: Final answer
   x = 2,047,287,153.99