Finding the Fourth Proportional to 3,569.42, 5,353.41 and 1,103.57

Step by Step Solution

1. Step 1: Write the proportion equation
   3,569.42 : 5,353.41 = 1,103.57 : x
2. Step 2: Convert to fraction form
   3,569.42/5,353.41 = 1,103.57/x
3. Step 3: Cross multiply
   3,569.42x = 5,353.41 × 1,103.57
4. Step 4: Simplify right side
   3,569.42x = 5,907,862.67
5. Step 5: Solve for x
   x = 5,907,862.67/3,569.42
6. Step 6: Final answer
   x = 1,655.13