Finding the Fourth Proportional to 3,411.96, 5,117.92 and 1,103.46

Step by Step Solution

1. Step 1: Write the proportion equation
   3,411.96 : 5,117.92 = 1,103.46 : x
2. Step 2: Convert to fraction form
   3,411.96/5,117.92 = 1,103.46/x
3. Step 3: Cross multiply
   3,411.96x = 5,117.92 × 1,103.46
4. Step 4: Simplify right side
   3,411.96x = 5,647,420.00
5. Step 5: Solve for x
   x = 5,647,420.00/3,411.96
6. Step 6: Final answer
   x = 1,655.18