Finding the Fourth Proportional to 16,681.83, 23,021.27 and 9,967.46

Step by Step Solution

1. Step 1: Write the proportion equation
   16,681.83 : 23,021.27 = 9,967.46 : x
2. Step 2: Convert to fraction form
   16,681.83/23,021.27 = 9,967.46/x
3. Step 3: Cross multiply
   16,681.83x = 23,021.27 × 9,967.46
4. Step 4: Simplify right side
   16,681.83x = 229,463,422.93
5. Step 5: Solve for x
   x = 229,463,422.93/16,681.83
6. Step 6: Final answer
   x = 13,755.29