Finding the Fourth Proportional to 3,846.27, 5,308.29 and 2,168.10

Step by Step Solution

1. Step 1: Write the proportion equation
   3,846.27 : 5,308.29 = 2,168.10 : x
2. Step 2: Convert to fraction form
   3,846.27/5,308.29 = 2,168.10/x
3. Step 3: Cross multiply
   3,846.27x = 5,308.29 × 2,168.10
4. Step 4: Simplify right side
   3,846.27x = 11,508,903.55
5. Step 5: Solve for x
   x = 11,508,903.55/3,846.27
6. Step 6: Final answer
   x = 2,992.22