Finding the Fourth Proportional to 16,234.02, 22,403.43 and 9,942.84

Step by Step Solution

1. Step 1: Write the proportion equation
   16,234.02 : 22,403.43 = 9,942.84 : x
2. Step 2: Convert to fraction form
   16,234.02/22,403.43 = 9,942.84/x
3. Step 3: Cross multiply
   16,234.02x = 22,403.43 × 9,942.84
4. Step 4: Simplify right side
   16,234.02x = 222,753,719.94
5. Step 5: Solve for x
   x = 222,753,719.94/16,234.02
6. Step 6: Final answer
   x = 13,721.41