Finding the Fourth Proportional to 2,456,949.98, 3,685,949.89 and 859,565.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,456,949.98 : 3,685,949.89 = 859,565.18 : x
2. Step 2: Convert to fraction form
   2,456,949.98/3,685,949.89 = 859,565.18/x
3. Step 3: Cross multiply
   2,456,949.98x = 3,685,949.89 × 859,565.18
4. Step 4: Simplify right side
   2,456,949.98x = 3,168,314,187,734.79
5. Step 5: Solve for x
   x = 3,168,314,187,734.79/2,456,949.98
6. Step 6: Final answer
   x = 1,289,531.42