Finding the Fourth Proportional to 3,697.57, 5,514.28 and 3,153.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,697.57 : 5,514.28 = 3,153.25 : x
2. Step 2: Convert to fraction form
   3,697.57/5,514.28 = 3,153.25/x
3. Step 3: Cross multiply
   3,697.57x = 5,514.28 × 3,153.25
4. Step 4: Simplify right side
   3,697.57x = 17,387,911.29
5. Step 5: Solve for x
   x = 17,387,911.29/3,697.57
6. Step 6: Final answer
   x = 4,702.52