Finding the Fourth Proportional to 2,586,362.73, 3,569,290.86 and 1,440,443.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,586,362.73 : 3,569,290.86 = 1,440,443.09 : x
2. Step 2: Convert to fraction form
   2,586,362.73/3,569,290.86 = 1,440,443.09/x
3. Step 3: Cross multiply
   2,586,362.73x = 3,569,290.86 × 1,440,443.09
4. Step 4: Simplify right side
   2,586,362.73x = 5,141,360,337,640.70
5. Step 5: Solve for x
   x = 5,141,360,337,640.70/2,586,362.73
6. Step 6: Final answer
   x = 1,987,872.88