Finding the Fourth Proportional to 16,601.04, 22,909.50 and 9,527.31

Step by Step Solution

1. Step 1: Write the proportion equation
   16,601.04 : 22,909.50 = 9,527.31 : x
2. Step 2: Convert to fraction form
   16,601.04/22,909.50 = 9,527.31/x
3. Step 3: Cross multiply
   16,601.04x = 22,909.50 × 9,527.31
4. Step 4: Simplify right side
   16,601.04x = 218,265,908.45
5. Step 5: Solve for x
   x = 218,265,908.45/16,601.04
6. Step 6: Final answer
   x = 13,147.72