Finding the Fourth Proportional to 16,185.82, 22,349.10 and 12,659.08

Step by Step Solution

1. Step 1: Write the proportion equation
   16,185.82 : 22,349.10 = 12,659.08 : x
2. Step 2: Convert to fraction form
   16,185.82/22,349.10 = 12,659.08/x
3. Step 3: Cross multiply
   16,185.82x = 22,349.10 × 12,659.08
4. Step 4: Simplify right side
   16,185.82x = 282,919,044.83
5. Step 5: Solve for x
   x = 282,919,044.83/16,185.82
6. Step 6: Final answer
   x = 17,479.44