Finding the Fourth Proportional to 16,015.65, 22,101.61 and 8,942.07

Step by Step Solution

1. Step 1: Write the proportion equation
   16,015.65 : 22,101.61 = 8,942.07 : x
2. Step 2: Convert to fraction form
   16,015.65/22,101.61 = 8,942.07/x
3. Step 3: Cross multiply
   16,015.65x = 22,101.61 × 8,942.07
4. Step 4: Simplify right side
   16,015.65x = 197,634,143.73
5. Step 5: Solve for x
   x = 197,634,143.73/16,015.65
6. Step 6: Final answer
   x = 12,340.06