Finding the Fourth Proportional to 3,544.37, 5,314.92 and 1,078.68

Step by Step Solution

1. Step 1: Write the proportion equation
   3,544.37 : 5,314.92 = 1,078.68 : x
2. Step 2: Convert to fraction form
   3,544.37/5,314.92 = 1,078.68/x
3. Step 3: Cross multiply
   3,544.37x = 5,314.92 × 1,078.68
4. Step 4: Simplify right side
   3,544.37x = 5,733,097.91
5. Step 5: Solve for x
   x = 5,733,097.91/3,544.37
6. Step 6: Final answer
   x = 1,617.52