Finding the Fourth Proportional to 3,493.55, 5,241.46 and 1,028.39

Step by Step Solution

1. Step 1: Write the proportion equation
   3,493.55 : 5,241.46 = 1,028.39 : x
2. Step 2: Convert to fraction form
   3,493.55/5,241.46 = 1,028.39/x
3. Step 3: Cross multiply
   3,493.55x = 5,241.46 × 1,028.39
4. Step 4: Simplify right side
   3,493.55x = 5,390,236.27
5. Step 5: Solve for x
   x = 5,390,236.27/3,493.55
6. Step 6: Final answer
   x = 1,542.91