Finding the Fourth Proportional to 4,017.79, 5,546.10 and 3,906.82

Step by Step Solution

1. Step 1: Write the proportion equation
   4,017.79 : 5,546.10 = 3,906.82 : x
2. Step 2: Convert to fraction form
   4,017.79/5,546.10 = 3,906.82/x
3. Step 3: Cross multiply
   4,017.79x = 5,546.10 × 3,906.82
4. Step 4: Simplify right side
   4,017.79x = 21,667,614.40
5. Step 5: Solve for x
   x = 21,667,614.40/4,017.79
6. Step 6: Final answer
   x = 5,392.92