Finding the Fourth Proportional to 2,259.49, 3,387.18 and 1,026.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,259.49 : 3,387.18 = 1,026.23 : x
2. Step 2: Convert to fraction form
   2,259.49/3,387.18 = 1,026.23/x
3. Step 3: Cross multiply
   2,259.49x = 3,387.18 × 1,026.23
4. Step 4: Simplify right side
   2,259.49x = 3,476,034.20
5. Step 5: Solve for x
   x = 3,476,034.20/2,259.49
6. Step 6: Final answer
   x = 1,538.42