Finding the Fourth Proportional to 3,894.52, 5,817.68 and 3,503.92

Step by Step Solution

1. Step 1: Write the proportion equation
   3,894.52 : 5,817.68 = 3,503.92 : x
2. Step 2: Convert to fraction form
   3,894.52/5,817.68 = 3,503.92/x
3. Step 3: Cross multiply
   3,894.52x = 5,817.68 × 3,503.92
4. Step 4: Simplify right side
   3,894.52x = 20,384,685.31
5. Step 5: Solve for x
   x = 20,384,685.31/3,894.52
6. Step 6: Final answer
   x = 5,234.20