Finding the Fourth Proportional to 16,291.82, 22,477.56 and 9,575.30

Step by Step Solution

1. Step 1: Write the proportion equation
   16,291.82 : 22,477.56 = 9,575.30 : x
2. Step 2: Convert to fraction form
   16,291.82/22,477.56 = 9,575.30/x
3. Step 3: Cross multiply
   16,291.82x = 22,477.56 × 9,575.30
4. Step 4: Simplify right side
   16,291.82x = 215,229,380.27
5. Step 5: Solve for x
   x = 215,229,380.27/16,291.82
6. Step 6: Final answer
   x = 13,210.89