Finding the Fourth Proportional to 11,662.27, 16,089.91 and 8,124.19

Step by Step Solution

1. Step 1: Write the proportion equation
   11,662.27 : 16,089.91 = 8,124.19 : x
2. Step 2: Convert to fraction form
   11,662.27/16,089.91 = 8,124.19/x
3. Step 3: Cross multiply
   11,662.27x = 16,089.91 × 8,124.19
4. Step 4: Simplify right side
   11,662.27x = 130,717,485.92
5. Step 5: Solve for x
   x = 130,717,485.92/11,662.27
6. Step 6: Final answer
   x = 11,208.58