Finding the Fourth Proportional to 2,759.40, 4,139.49 and 1,004.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,759.40 : 4,139.49 = 1,004.52 : x
2. Step 2: Convert to fraction form
   2,759.40/4,139.49 = 1,004.52/x
3. Step 3: Cross multiply
   2,759.40x = 4,139.49 × 1,004.52
4. Step 4: Simplify right side
   2,759.40x = 4,158,200.49
5. Step 5: Solve for x
   x = 4,158,200.49/2,759.40
6. Step 6: Final answer
   x = 1,506.92