Finding the Fourth Proportional to 2,259.39, 3,114.86 and 1,839.11

Step by Step Solution

1. Step 1: Write the proportion equation
   2,259.39 : 3,114.86 = 1,839.11 : x
2. Step 2: Convert to fraction form
   2,259.39/3,114.86 = 1,839.11/x
3. Step 3: Cross multiply
   2,259.39x = 3,114.86 × 1,839.11
4. Step 4: Simplify right side
   2,259.39x = 5,728,545.40
5. Step 5: Solve for x
   x = 5,728,545.40/2,259.39
6. Step 6: Final answer
   x = 2,535.43