Finding the Fourth Proportional to 3,503.62, 5,255.94 and 1,038.12

Step by Step Solution

1. Step 1: Write the proportion equation
   3,503.62 : 5,255.94 = 1,038.12 : x
2. Step 2: Convert to fraction form
   3,503.62/5,255.94 = 1,038.12/x
3. Step 3: Cross multiply
   3,503.62x = 5,255.94 × 1,038.12
4. Step 4: Simplify right side
   3,503.62x = 5,456,296.43
5. Step 5: Solve for x
   x = 5,456,296.43/3,503.62
6. Step 6: Final answer
   x = 1,557.33