Finding the Fourth Proportional to 5,685.69, 7,846.00 and 3,168.07

Step by Step Solution

1. Step 1: Write the proportion equation
   5,685.69 : 7,846.00 = 3,168.07 : x
2. Step 2: Convert to fraction form
   5,685.69/7,846.00 = 3,168.07/x
3. Step 3: Cross multiply
   5,685.69x = 7,846.00 × 3,168.07
4. Step 4: Simplify right side
   5,685.69x = 24,856,671.75
5. Step 5: Solve for x
   x = 24,856,671.75/5,685.69
6. Step 6: Final answer
   x = 4,371.80