Finding the Fourth Proportional to 5,665.69, 8,488.94 and 3,469.83

Step by Step Solution

1. Step 1: Write the proportion equation
   5,665.69 : 8,488.94 = 3,469.83 : x
2. Step 2: Convert to fraction form
   5,665.69/8,488.94 = 3,469.83/x
3. Step 3: Cross multiply
   5,665.69x = 8,488.94 × 3,469.83
4. Step 4: Simplify right side
   5,665.69x = 29,455,178.68
5. Step 5: Solve for x
   x = 29,455,178.68/5,665.69
6. Step 6: Final answer
   x = 5,198.87