Finding the Fourth Proportional to 3,976.48, 5,487.96 and 2,404.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,976.48 : 5,487.96 = 2,404.52 : x
2. Step 2: Convert to fraction form
   3,976.48/5,487.96 = 2,404.52/x
3. Step 3: Cross multiply
   3,976.48x = 5,487.96 × 2,404.52
4. Step 4: Simplify right side
   3,976.48x = 13,195,909.58
5. Step 5: Solve for x
   x = 13,195,909.58/3,976.48
6. Step 6: Final answer
   x = 3,318.49