Finding the Fourth Proportional to 2,589.83, 3,578.15 and 1,807.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,589.83 : 3,578.15 = 1,807.37 : x
2. Step 2: Convert to fraction form
   2,589.83/3,578.15 = 1,807.37/x
3. Step 3: Cross multiply
   2,589.83x = 3,578.15 × 1,807.37
4. Step 4: Simplify right side
   2,589.83x = 6,467,040.97
5. Step 5: Solve for x
   x = 6,467,040.97/2,589.83
6. Step 6: Final answer
   x = 2,497.09