Finding the Fourth Proportional to 5,676.77, 8,498.75 and 3,599.12

Step by Step Solution

1. Step 1: Write the proportion equation
   5,676.77 : 8,498.75 = 3,599.12 : x
2. Step 2: Convert to fraction form
   5,676.77/8,498.75 = 3,599.12/x
3. Step 3: Cross multiply
   5,676.77x = 8,498.75 × 3,599.12
4. Step 4: Simplify right side
   5,676.77x = 30,587,960.61
5. Step 5: Solve for x
   x = 30,587,960.61/5,676.77
6. Step 6: Final answer
   x = 5,388.27