Finding the Fourth Proportional to 3,568.69, 5,353.19 and 1,103.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,568.69 : 5,353.19 = 1,103.56 : x
2. Step 2: Convert to fraction form
   3,568.69/5,353.19 = 1,103.56/x
3. Step 3: Cross multiply
   3,568.69x = 5,353.19 × 1,103.56
4. Step 4: Simplify right side
   3,568.69x = 5,907,539.59
5. Step 5: Solve for x
   x = 5,907,539.59/3,568.69
6. Step 6: Final answer
   x = 1,655.38