Finding the Fourth Proportional to 2,568,995.55, 3,545,061.42 and 1,407,209.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,568,995.55 : 3,545,061.42 = 1,407,209.55 : x
2. Step 2: Convert to fraction form
   2,568,995.55/3,545,061.42 = 1,407,209.55/x
3. Step 3: Cross multiply
   2,568,995.55x = 3,545,061.42 × 1,407,209.55
4. Step 4: Simplify right side
   2,568,995.55x = 4,988,644,285,560.56
5. Step 5: Solve for x
   x = 4,988,644,285,560.56/2,568,995.55
6. Step 6: Final answer
   x = 1,941,865.68