Finding the Fourth Proportional to 2,339,920.62, 3,509,437.14 and 1,140,636.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,339,920.62 : 3,509,437.14 = 1,140,636.78 : x
2. Step 2: Convert to fraction form
   2,339,920.62/3,509,437.14 = 1,140,636.78/x
3. Step 3: Cross multiply
   2,339,920.62x = 3,509,437.14 × 1,140,636.78
4. Step 4: Simplify right side
   2,339,920.62x = 4,002,993,078,982.01
5. Step 5: Solve for x
   x = 4,002,993,078,982.01/2,339,920.62
6. Step 6: Final answer
   x = 1,710,738.84