Finding the Fourth Proportional to 2,586,367.73, 3,569,297.76 and 1,440,448.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,586,367.73 : 3,569,297.76 = 1,440,448.09 : x
2. Step 2: Convert to fraction form
   2,586,367.73/3,569,297.76 = 1,440,448.09/x
3. Step 3: Cross multiply
   2,586,367.73x = 3,569,297.76 × 1,440,448.09
4. Step 4: Simplify right side
   2,586,367.73x = 5,141,388,141,033.28
5. Step 5: Solve for x
   x = 5,141,388,141,033.28/2,586,367.73
6. Step 6: Final answer
   x = 1,987,879.79