Finding the Fourth Proportional to 16,284.55, 22,469.04 and 9,914.47

Step by Step Solution

1. Step 1: Write the proportion equation
   16,284.55 : 22,469.04 = 9,914.47 : x
2. Step 2: Convert to fraction form
   16,284.55/22,469.04 = 9,914.47/x
3. Step 3: Cross multiply
   16,284.55x = 22,469.04 × 9,914.47
4. Step 4: Simplify right side
   16,284.55x = 222,768,623.01
5. Step 5: Solve for x
   x = 222,768,623.01/16,284.55
6. Step 6: Final answer
   x = 13,679.75