Finding the Fourth Proportional to 5,494.39, 7,581.85 and 3,103.62

Step by Step Solution

1. Step 1: Write the proportion equation
   5,494.39 : 7,581.85 = 3,103.62 : x
2. Step 2: Convert to fraction form
   5,494.39/7,581.85 = 3,103.62/x
3. Step 3: Cross multiply
   5,494.39x = 7,581.85 × 3,103.62
4. Step 4: Simplify right side
   5,494.39x = 23,531,181.30
5. Step 5: Solve for x
   x = 23,531,181.30/5,494.39
6. Step 6: Final answer
   x = 4,282.77