Finding the Fourth Proportional to 14,662.56, 22,013.82 and 12,685.08

Step by Step Solution

1. Step 1: Write the proportion equation
   14,662.56 : 22,013.82 = 12,685.08 : x
2. Step 2: Convert to fraction form
   14,662.56/22,013.82 = 12,685.08/x
3. Step 3: Cross multiply
   14,662.56x = 22,013.82 × 12,685.08
4. Step 4: Simplify right side
   14,662.56x = 279,247,067.81
5. Step 5: Solve for x
   x = 279,247,067.81/14,662.56
6. Step 6: Final answer
   x = 19,044.91