Finding the Fourth Proportional to 3,823.92, 5,726.16 and 3,503.16

Step by Step Solution

1. Step 1: Write the proportion equation
   3,823.92 : 5,726.16 = 3,503.16 : x
2. Step 2: Convert to fraction form
   3,823.92/5,726.16 = 3,503.16/x
3. Step 3: Cross multiply
   3,823.92x = 5,726.16 × 3,503.16
4. Step 4: Simplify right side
   3,823.92x = 20,059,654.67
5. Step 5: Solve for x
   x = 20,059,654.67/3,823.92
6. Step 6: Final answer
   x = 5,245.84