Finding the Fourth Proportional to 3,864.95, 5,333.48 and 2,353.89

Step by Step Solution

1. Step 1: Write the proportion equation
   3,864.95 : 5,333.48 = 2,353.89 : x
2. Step 2: Convert to fraction form
   3,864.95/5,333.48 = 2,353.89/x
3. Step 3: Cross multiply
   3,864.95x = 5,333.48 × 2,353.89
4. Step 4: Simplify right side
   3,864.95x = 12,554,442.30
5. Step 5: Solve for x
   x = 12,554,442.30/3,864.95
6. Step 6: Final answer
   x = 3,248.28