Finding the Fourth Proportional to 16,519.62, 22,789.62 and 9,805.53

Step by Step Solution

1. Step 1: Write the proportion equation
   16,519.62 : 22,789.62 = 9,805.53 : x
2. Step 2: Convert to fraction form
   16,519.62/22,789.62 = 9,805.53/x
3. Step 3: Cross multiply
   16,519.62x = 22,789.62 × 9,805.53
4. Step 4: Simplify right side
   16,519.62x = 223,464,302.60
5. Step 5: Solve for x
   x = 223,464,302.60/16,519.62
6. Step 6: Final answer
   x = 13,527.21