Finding the Fourth Proportional to 16,146.86, 24,185.12 and 7,809.29

Step by Step Solution

1. Step 1: Write the proportion equation
   16,146.86 : 24,185.12 = 7,809.29 : x
2. Step 2: Convert to fraction form
   16,146.86/24,185.12 = 7,809.29/x
3. Step 3: Cross multiply
   16,146.86x = 24,185.12 × 7,809.29
4. Step 4: Simplify right side
   16,146.86x = 188,868,514.36
5. Step 5: Solve for x
   x = 188,868,514.36/16,146.86
6. Step 6: Final answer
   x = 11,696.92