Finding the Fourth Proportional to 16,200.09, 22,357.50 and 9,127.89

Step by Step Solution

1. Step 1: Write the proportion equation
   16,200.09 : 22,357.50 = 9,127.89 : x
2. Step 2: Convert to fraction form
   16,200.09/22,357.50 = 9,127.89/x
3. Step 3: Cross multiply
   16,200.09x = 22,357.50 × 9,127.89
4. Step 4: Simplify right side
   16,200.09x = 204,076,800.68
5. Step 5: Solve for x
   x = 204,076,800.68/16,200.09
6. Step 6: Final answer
   x = 12,597.26