Finding the Fourth Proportional to 16,462.14, 22,716.10 and 9,291.42

Step by Step Solution

1. Step 1: Write the proportion equation
   16,462.14 : 22,716.10 = 9,291.42 : x
2. Step 2: Convert to fraction form
   16,462.14/22,716.10 = 9,291.42/x
3. Step 3: Cross multiply
   16,462.14x = 22,716.10 × 9,291.42
4. Step 4: Simplify right side
   16,462.14x = 211,064,825.86
5. Step 5: Solve for x
   x = 211,064,825.86/16,462.14
6. Step 6: Final answer
   x = 12,821.23