Finding the Fourth Proportional to 1,843.59, 2,544.12 and 1,004.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,843.59 : 2,544.12 = 1,004.31 : x
2. Step 2: Convert to fraction form
   1,843.59/2,544.12 = 1,004.31/x
3. Step 3: Cross multiply
   1,843.59x = 2,544.12 × 1,004.31
4. Step 4: Simplify right side
   1,843.59x = 2,555,085.16
5. Step 5: Solve for x
   x = 2,555,085.16/1,843.59
6. Step 6: Final answer
   x = 1,385.93