Finding the Fourth Proportional to 16,520.04, 22,794.12 and 9,804.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,520.04 : 22,794.12 = 9,804.72 : x
2. Step 2: Convert to fraction form
   16,520.04/22,794.12 = 9,804.72/x
3. Step 3: Cross multiply
   16,520.04x = 22,794.12 × 9,804.72
4. Step 4: Simplify right side
   16,520.04x = 223,489,964.25
5. Step 5: Solve for x
   x = 223,489,964.25/16,520.04
6. Step 6: Final answer
   x = 13,528.42