Finding the Fourth Proportional to 14,042.29, 19,359.89 and 10,815.73

Step by Step Solution

1. Step 1: Write the proportion equation
   14,042.29 : 19,359.89 = 10,815.73 : x
2. Step 2: Convert to fraction form
   14,042.29/19,359.89 = 10,815.73/x
3. Step 3: Cross multiply
   14,042.29x = 19,359.89 × 10,815.73
4. Step 4: Simplify right side
   14,042.29x = 209,391,250.73
5. Step 5: Solve for x
   x = 209,391,250.73/14,042.29
6. Step 6: Final answer
   x = 14,911.48