Finding the Fourth Proportional to 2,586,321.84, 3,569,234.76 and 1,440,402

Step by Step Solution

1. Step 1: Write the proportion equation
   2,586,321.84 : 3,569,234.76 = 1,440,402 : x
2. Step 2: Convert to fraction form
   2,586,321.84/3,569,234.76 = 1,440,402/x
3. Step 3: Cross multiply
   2,586,321.84x = 3,569,234.76 × 1,440,402
4. Step 4: Simplify right side
   2,586,321.84x = 5,141,132,886,773.52
5. Step 5: Solve for x
   x = 5,141,132,886,773.52/2,586,321.84
6. Step 6: Final answer
   x = 1,987,816.37