Finding the Fourth Proportional to 16,499.88, 22,771.49 and 9,427.37

Step by Step Solution

1. Step 1: Write the proportion equation
   16,499.88 : 22,771.49 = 9,427.37 : x
2. Step 2: Convert to fraction form
   16,499.88/22,771.49 = 9,427.37/x
3. Step 3: Cross multiply
   16,499.88x = 22,771.49 × 9,427.37
4. Step 4: Simplify right side
   16,499.88x = 214,675,100.69
5. Step 5: Solve for x
   x = 214,675,100.69/16,499.88
6. Step 6: Final answer
   x = 13,010.71