Finding the Fourth Proportional to 3,635.62, 5,442.03 and 2,503.28

Step by Step Solution

1. Step 1: Write the proportion equation
   3,635.62 : 5,442.03 = 2,503.28 : x
2. Step 2: Convert to fraction form
   3,635.62/5,442.03 = 2,503.28/x
3. Step 3: Cross multiply
   3,635.62x = 5,442.03 × 2,503.28
4. Step 4: Simplify right side
   3,635.62x = 13,622,903.72
5. Step 5: Solve for x
   x = 13,622,903.72/3,635.62
6. Step 6: Final answer
   x = 3,747.07