Finding the Fourth Proportional to 11,668.02, 17,506.59 and 8,105.46

Step by Step Solution

1. Step 1: Write the proportion equation
   11,668.02 : 17,506.59 = 8,105.46 : x
2. Step 2: Convert to fraction form
   11,668.02/17,506.59 = 8,105.46/x
3. Step 3: Cross multiply
   11,668.02x = 17,506.59 × 8,105.46
4. Step 4: Simplify right side
   11,668.02x = 141,898,964.98
5. Step 5: Solve for x
   x = 141,898,964.98/11,668.02
6. Step 6: Final answer
   x = 12,161.36