Finding the Fourth Proportional to 3,389.36, 5,084.78 and 1,017.33

Step by Step Solution

1. Step 1: Write the proportion equation
   3,389.36 : 5,084.78 = 1,017.33 : x
2. Step 2: Convert to fraction form
   3,389.36/5,084.78 = 1,017.33/x
3. Step 3: Cross multiply
   3,389.36x = 5,084.78 × 1,017.33
4. Step 4: Simplify right side
   3,389.36x = 5,172,894.15
5. Step 5: Solve for x
   x = 5,172,894.15/3,389.36
6. Step 6: Final answer
   x = 1,526.22