Finding the Fourth Proportional to 3,864.31, 5,333.39 and 2,293.45

Step by Step Solution

1. Step 1: Write the proportion equation
   3,864.31 : 5,333.39 = 2,293.45 : x
2. Step 2: Convert to fraction form
   3,864.31/5,333.39 = 2,293.45/x
3. Step 3: Cross multiply
   3,864.31x = 5,333.39 × 2,293.45
4. Step 4: Simplify right side
   3,864.31x = 12,231,863.30
5. Step 5: Solve for x
   x = 12,231,863.30/3,864.31
6. Step 6: Final answer
   x = 3,165.34