Finding the Fourth Proportional to 5,819.50, 8,030.10 and 3,581.74

Step by Step Solution

1. Step 1: Write the proportion equation
   5,819.50 : 8,030.10 = 3,581.74 : x
2. Step 2: Convert to fraction form
   5,819.50/8,030.10 = 3,581.74/x
3. Step 3: Cross multiply
   5,819.50x = 8,030.10 × 3,581.74
4. Step 4: Simplify right side
   5,819.50x = 28,761,730.37
5. Step 5: Solve for x
   x = 28,761,730.37/5,819.50
6. Step 6: Final answer
   x = 4,942.30