Finding the Fourth Proportional to 6,417.91, 8,855.81 and 3,584.89

Step by Step Solution

1. Step 1: Write the proportion equation
   6,417.91 : 8,855.81 = 3,584.89 : x
2. Step 2: Convert to fraction form
   6,417.91/8,855.81 = 3,584.89/x
3. Step 3: Cross multiply
   6,417.91x = 8,855.81 × 3,584.89
4. Step 4: Simplify right side
   6,417.91x = 31,747,042.51
5. Step 5: Solve for x
   x = 31,747,042.51/6,417.91
6. Step 6: Final answer
   x = 4,946.64