Finding the Fourth Proportional to 14,367.29, 19,818.78 and 8,623.27

Step by Step Solution

1. Step 1: Write the proportion equation
   14,367.29 : 19,818.78 = 8,623.27 : x
2. Step 2: Convert to fraction form
   14,367.29/19,818.78 = 8,623.27/x
3. Step 3: Cross multiply
   14,367.29x = 19,818.78 × 8,623.27
4. Step 4: Simplify right side
   14,367.29x = 170,902,647.89
5. Step 5: Solve for x
   x = 170,902,647.89/14,367.29
6. Step 6: Final answer
   x = 11,895.26