Finding the Fourth Proportional to 3,846.84, 5,308.50 and 2,168.29

Step by Step Solution

1. Step 1: Write the proportion equation
   3,846.84 : 5,308.50 = 2,168.29 : x
2. Step 2: Convert to fraction form
   3,846.84/5,308.50 = 2,168.29/x
3. Step 3: Cross multiply
   3,846.84x = 5,308.50 × 2,168.29
4. Step 4: Simplify right side
   3,846.84x = 11,510,367.47
5. Step 5: Solve for x
   x = 11,510,367.47/3,846.84
6. Step 6: Final answer
   x = 2,992.16