Finding the Fourth Proportional to 5,557.82, 8,327.50 and 3,910.92

Step by Step Solution

1. Step 1: Write the proportion equation
   5,557.82 : 8,327.50 = 3,910.92 : x
2. Step 2: Convert to fraction form
   5,557.82/8,327.50 = 3,910.92/x
3. Step 3: Cross multiply
   5,557.82x = 8,327.50 × 3,910.92
4. Step 4: Simplify right side
   5,557.82x = 32,568,186.30
5. Step 5: Solve for x
   x = 32,568,186.30/5,557.82
6. Step 6: Final answer
   x = 5,859.89