Finding the Fourth Proportional to 5,617.38, 7,743.78 and 3,933.48

Step by Step Solution

1. Step 1: Write the proportion equation
   5,617.38 : 7,743.78 = 3,933.48 : x
2. Step 2: Convert to fraction form
   5,617.38/7,743.78 = 3,933.48/x
3. Step 3: Cross multiply
   5,617.38x = 7,743.78 × 3,933.48
4. Step 4: Simplify right side
   5,617.38x = 30,460,003.75
5. Step 5: Solve for x
   x = 30,460,003.75/5,617.38
6. Step 6: Final answer
   x = 5,422.46