Finding the Fourth Proportional to 2,154,123,782.76, 3,226,660,665.61 and 1,366,772,155.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,154,123,782.76 : 3,226,660,665.61 = 1,366,772,155.98 : x
2. Step 2: Convert to fraction form
   2,154,123,782.76/3,226,660,665.61 = 1,366,772,155.98/x
3. Step 3: Cross multiply
   2,154,123,782.76x = 3,226,660,665.61 × 1,366,772,155.98
4. Step 4: Simplify right side
   2,154,123,782.76x = 4,410,109,954,551,641,600
5. Step 5: Solve for x
   x = 4,410,109,954,551,641,600/2,154,123,782.76
6. Step 6: Final answer
   x = 2,047,287,156.78