Finding the Fourth Proportional to 16,504, 22,776.72 and 9,430.27

Step by Step Solution

1. Step 1: Write the proportion equation
   16,504 : 22,776.72 = 9,430.27 : x
2. Step 2: Convert to fraction form
   16,504/22,776.72 = 9,430.27/x
3. Step 3: Cross multiply
   16,504x = 22,776.72 × 9,430.27
4. Step 4: Simplify right side
   16,504x = 214,790,619.31
5. Step 5: Solve for x
   x = 214,790,619.31/16,504
6. Step 6: Final answer
   x = 13,014.46