Finding the Fourth Proportional to 2,393.48, 3,587.72 and 1,339.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,393.48 : 3,587.72 = 1,339.02 : x
2. Step 2: Convert to fraction form
   2,393.48/3,587.72 = 1,339.02/x
3. Step 3: Cross multiply
   2,393.48x = 3,587.72 × 1,339.02
4. Step 4: Simplify right side
   2,393.48x = 4,804,022.14
5. Step 5: Solve for x
   x = 4,804,022.14/2,393.48
6. Step 6: Final answer
   x = 2,007.13