Finding the Fourth Proportional to 8,168.74, 12,249.27 and 5,706.34

Step by Step Solution

1. Step 1: Write the proportion equation
   8,168.74 : 12,249.27 = 5,706.34 : x
2. Step 2: Convert to fraction form
   8,168.74/12,249.27 = 5,706.34/x
3. Step 3: Cross multiply
   8,168.74x = 12,249.27 × 5,706.34
4. Step 4: Simplify right side
   8,168.74x = 69,898,499.37
5. Step 5: Solve for x
   x = 69,898,499.37/8,168.74
6. Step 6: Final answer
   x = 8,556.83