Finding the Fourth Proportional to 16,493.31, 22,760.72 and 8,939.83

Step by Step Solution

1. Step 1: Write the proportion equation
   16,493.31 : 22,760.72 = 8,939.83 : x
2. Step 2: Convert to fraction form
   16,493.31/22,760.72 = 8,939.83/x
3. Step 3: Cross multiply
   16,493.31x = 22,760.72 × 8,939.83
4. Step 4: Simplify right side
   16,493.31x = 203,476,967.48
5. Step 5: Solve for x
   x = 203,476,967.48/16,493.31
6. Step 6: Final answer
   x = 12,336.94