Finding the Fourth Proportional to 2,863,853.74, 4,289,978.31 and 1,324,661.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,863,853.74 : 4,289,978.31 = 1,324,661.50 : x
2. Step 2: Convert to fraction form
   2,863,853.74/4,289,978.31 = 1,324,661.50/x
3. Step 3: Cross multiply
   2,863,853.74x = 4,289,978.31 × 1,324,661.50
4. Step 4: Simplify right side
   2,863,853.74x = 5,682,769,103,092.07
5. Step 5: Solve for x
   x = 5,682,769,103,092.07/2,863,853.74
6. Step 6: Final answer
   x = 1,984,308.42