Finding the Fourth Proportional to 2,586,240.95, 3,569,123.24 and 1,440,321.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,586,240.95 : 3,569,123.24 = 1,440,321.29 : x
2. Step 2: Convert to fraction form
   2,586,240.95/3,569,123.24 = 1,440,321.29/x
3. Step 3: Cross multiply
   2,586,240.95x = 3,569,123.24 × 1,440,321.29
4. Step 4: Simplify right side
   2,586,240.95x = 5,140,684,189,205.78
5. Step 5: Solve for x
   x = 5,140,684,189,205.78/2,586,240.95
6. Step 6: Final answer
   x = 1,987,705.05