Finding the Fourth Proportional to 16,112.93, 22,233.89 and 8,942.81

Step by Step Solution

1. Step 1: Write the proportion equation
   16,112.93 : 22,233.89 = 8,942.81 : x
2. Step 2: Convert to fraction form
   16,112.93/22,233.89 = 8,942.81/x
3. Step 3: Cross multiply
   16,112.93x = 22,233.89 × 8,942.81
4. Step 4: Simplify right side
   16,112.93x = 198,833,365.02
5. Step 5: Solve for x
   x = 198,833,365.02/16,112.93
6. Step 6: Final answer
   x = 12,339.99