Finding the Fourth Proportional to 3,906.19, 5,388.83 and 2,333.38

Step by Step Solution

1. Step 1: Write the proportion equation
   3,906.19 : 5,388.83 = 2,333.38 : x
2. Step 2: Convert to fraction form
   3,906.19/5,388.83 = 2,333.38/x
3. Step 3: Cross multiply
   3,906.19x = 5,388.83 × 2,333.38
4. Step 4: Simplify right side
   3,906.19x = 12,574,167.03
5. Step 5: Solve for x
   x = 12,574,167.03/3,906.19
6. Step 6: Final answer
   x = 3,219.03