Finding the Fourth Proportional to 3,702.48, 5,513.94 and 3,542.55

Step by Step Solution

1. Step 1: Write the proportion equation
   3,702.48 : 5,513.94 = 3,542.55 : x
2. Step 2: Convert to fraction form
   3,702.48/5,513.94 = 3,542.55/x
3. Step 3: Cross multiply
   3,702.48x = 5,513.94 × 3,542.55
4. Step 4: Simplify right side
   3,702.48x = 19,533,408.15
5. Step 5: Solve for x
   x = 19,533,408.15/3,702.48
6. Step 6: Final answer
   x = 5,275.76