Finding the Fourth Proportional to 5,601.34, 7,728.42 and 3,243.34

Step by Step Solution

1. Step 1: Write the proportion equation
   5,601.34 : 7,728.42 = 3,243.34 : x
2. Step 2: Convert to fraction form
   5,601.34/7,728.42 = 3,243.34/x
3. Step 3: Cross multiply
   5,601.34x = 7,728.42 × 3,243.34
4. Step 4: Simplify right side
   5,601.34x = 25,065,893.72
5. Step 5: Solve for x
   x = 25,065,893.72/5,601.34
6. Step 6: Final answer
   x = 4,474.98