Finding the Fourth Proportional to 5,498.82, 7,581.68 and 3,821.62

Step by Step Solution

1. Step 1: Write the proportion equation
   5,498.82 : 7,581.68 = 3,821.62 : x
2. Step 2: Convert to fraction form
   5,498.82/7,581.68 = 3,821.62/x
3. Step 3: Cross multiply
   5,498.82x = 7,581.68 × 3,821.62
4. Step 4: Simplify right side
   5,498.82x = 28,974,299.92
5. Step 5: Solve for x
   x = 28,974,299.92/5,498.82
6. Step 6: Final answer
   x = 5,269.19