Finding the Fourth Proportional to 2,589,464.30, 3,573,673.43 and 1,428,137.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,589,464.30 : 3,573,673.43 = 1,428,137.73 : x
2. Step 2: Convert to fraction form
   2,589,464.30/3,573,673.43 = 1,428,137.73/x
3. Step 3: Cross multiply
   2,589,464.30x = 3,573,673.43 × 1,428,137.73
4. Step 4: Simplify right side
   2,589,464.30x = 5,103,697,852,940.83
5. Step 5: Solve for x
   x = 5,103,697,852,940.83/2,589,464.30
6. Step 6: Final answer
   x = 1,970,947.37