Finding the Fourth Proportional to 5,819.50, 8,031.05 and 3,167.05

Step by Step Solution

1. Step 1: Write the proportion equation
   5,819.50 : 8,031.05 = 3,167.05 : x
2. Step 2: Convert to fraction form
   5,819.50/8,031.05 = 3,167.05/x
3. Step 3: Cross multiply
   5,819.50x = 8,031.05 × 3,167.05
4. Step 4: Simplify right side
   5,819.50x = 25,434,736.90
5. Step 5: Solve for x
   x = 25,434,736.90/5,819.50
6. Step 6: Final answer
   x = 4,370.61