Finding the Fourth Proportional to 3,503.25, 5,255.55 and 1,038.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,503.25 : 5,255.55 = 1,038.42 : x
2. Step 2: Convert to fraction form
   3,503.25/5,255.55 = 1,038.42/x
3. Step 3: Cross multiply
   3,503.25x = 5,255.55 × 1,038.42
4. Step 4: Simplify right side
   3,503.25x = 5,457,468.23
5. Step 5: Solve for x
   x = 5,457,468.23/3,503.25
6. Step 6: Final answer
   x = 1,557.83