Finding the Fourth Proportional to 5,810.98, 8,019.18 and 3,158.41

Step by Step Solution

1. Step 1: Write the proportion equation
   5,810.98 : 8,019.18 = 3,158.41 : x
2. Step 2: Convert to fraction form
   5,810.98/8,019.18 = 3,158.41/x
3. Step 3: Cross multiply
   5,810.98x = 8,019.18 × 3,158.41
4. Step 4: Simplify right side
   5,810.98x = 25,327,858.30
5. Step 5: Solve for x
   x = 25,327,858.30/5,810.98
6. Step 6: Final answer
   x = 4,358.62