Finding the Fourth Proportional to 3,873.08, 5,835.46 and 3,503.31

Step by Step Solution

1. Step 1: Write the proportion equation
   3,873.08 : 5,835.46 = 3,503.31 : x
2. Step 2: Convert to fraction form
   3,873.08/5,835.46 = 3,503.31/x
3. Step 3: Cross multiply
   3,873.08x = 5,835.46 × 3,503.31
4. Step 4: Simplify right side
   3,873.08x = 20,443,434.12
5. Step 5: Solve for x
   x = 20,443,434.12/3,873.08
6. Step 6: Final answer
   x = 5,278.34