Finding the Fourth Proportional to 6,479.91, 8,942.22 and 3,685.41

Step by Step Solution

1. Step 1: Write the proportion equation
   6,479.91 : 8,942.22 = 3,685.41 : x
2. Step 2: Convert to fraction form
   6,479.91/8,942.22 = 3,685.41/x
3. Step 3: Cross multiply
   6,479.91x = 8,942.22 × 3,685.41
4. Step 4: Simplify right side
   6,479.91x = 32,955,747.01
5. Step 5: Solve for x
   x = 32,955,747.01/6,479.91
6. Step 6: Final answer
   x = 5,085.83