Finding the Fourth Proportional to 3,494.34, 5,239.72 and 1,028.84

Step by Step Solution

1. Step 1: Write the proportion equation
   3,494.34 : 5,239.72 = 1,028.84 : x
2. Step 2: Convert to fraction form
   3,494.34/5,239.72 = 1,028.84/x
3. Step 3: Cross multiply
   3,494.34x = 5,239.72 × 1,028.84
4. Step 4: Simplify right side
   3,494.34x = 5,390,845.13
5. Step 5: Solve for x
   x = 5,390,845.13/3,494.34
6. Step 6: Final answer
   x = 1,542.73