Finding the Fourth Proportional to 14,142.11, 19,514.61 and 8,175.69

Step by Step Solution

1. Step 1: Write the proportion equation
   14,142.11 : 19,514.61 = 8,175.69 : x
2. Step 2: Convert to fraction form
   14,142.11/19,514.61 = 8,175.69/x
3. Step 3: Cross multiply
   14,142.11x = 19,514.61 × 8,175.69
4. Step 4: Simplify right side
   14,142.11x = 159,545,401.83
5. Step 5: Solve for x
   x = 159,545,401.83/14,142.11
6. Step 6: Final answer
   x = 11,281.59