Finding the Fourth Proportional to 5,807.50, 8,014.35 and 3,154.91

Step by Step Solution

1. Step 1: Write the proportion equation
   5,807.50 : 8,014.35 = 3,154.91 : x
2. Step 2: Convert to fraction form
   5,807.50/8,014.35 = 3,154.91/x
3. Step 3: Cross multiply
   5,807.50x = 8,014.35 × 3,154.91
4. Step 4: Simplify right side
   5,807.50x = 25,284,512.89
5. Step 5: Solve for x
   x = 25,284,512.89/5,807.50
6. Step 6: Final answer
   x = 4,353.77