Finding the Fourth Proportional to 6,366.71, 9,556.15 and 3,906.34

Step by Step Solution

1. Step 1: Write the proportion equation
   6,366.71 : 9,556.15 = 3,906.34 : x
2. Step 2: Convert to fraction form
   6,366.71/9,556.15 = 3,906.34/x
3. Step 3: Cross multiply
   6,366.71x = 9,556.15 × 3,906.34
4. Step 4: Simplify right side
   6,366.71x = 37,329,537.33
5. Step 5: Solve for x
   x = 37,329,537.33/6,366.71
6. Step 6: Final answer
   x = 5,863.24