Finding the Fourth Proportional to 4,092.31, 5,647.35 and 2,229.31

Step by Step Solution

1. Step 1: Write the proportion equation
   4,092.31 : 5,647.35 = 2,229.31 : x
2. Step 2: Convert to fraction form
   4,092.31/5,647.35 = 2,229.31/x
3. Step 3: Cross multiply
   4,092.31x = 5,647.35 × 2,229.31
4. Step 4: Simplify right side
   4,092.31x = 12,589,693.83
5. Step 5: Solve for x
   x = 12,589,693.83/4,092.31
6. Step 6: Final answer
   x = 3,076.43