Finding the Fourth Proportional to 3,530.16, 5,296.42 and 1,339.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,530.16 : 5,296.42 = 1,339.52 : x
2. Step 2: Convert to fraction form
   3,530.16/5,296.42 = 1,339.52/x
3. Step 3: Cross multiply
   3,530.16x = 5,296.42 × 1,339.52
4. Step 4: Simplify right side
   3,530.16x = 7,094,660.52
5. Step 5: Solve for x
   x = 7,094,660.52/3,530.16
6. Step 6: Final answer
   x = 2,009.73