Finding the Fourth Proportional to 16,227, 22,393.80 and 9,938.16

Step by Step Solution

1. Step 1: Write the proportion equation
   16,227 : 22,393.80 = 9,938.16 : x
2. Step 2: Convert to fraction form
   16,227/22,393.80 = 9,938.16/x
3. Step 3: Cross multiply
   16,227x = 22,393.80 × 9,938.16
4. Step 4: Simplify right side
   16,227x = 222,553,167.41
5. Step 5: Solve for x
   x = 222,553,167.41/16,227
6. Step 6: Final answer
   x = 13,714.99