Finding the Fourth Proportional to 16,162.35, 24,238.58 and 12,992.27

Step by Step Solution

1. Step 1: Write the proportion equation
   16,162.35 : 24,238.58 = 12,992.27 : x
2. Step 2: Convert to fraction form
   16,162.35/24,238.58 = 12,992.27/x
3. Step 3: Cross multiply
   16,162.35x = 24,238.58 × 12,992.27
4. Step 4: Simplify right side
   16,162.35x = 314,913,989.62
5. Step 5: Solve for x
   x = 314,913,989.62/16,162.35
6. Step 6: Final answer
   x = 19,484.42