Finding the Fourth Proportional to 14,814.10, 22,196.55 and 10,422.33

Step by Step Solution

1. Step 1: Write the proportion equation
   14,814.10 : 22,196.55 = 10,422.33 : x
2. Step 2: Convert to fraction form
   14,814.10/22,196.55 = 10,422.33/x
3. Step 3: Cross multiply
   14,814.10x = 22,196.55 × 10,422.33
4. Step 4: Simplify right side
   14,814.10x = 231,339,716.85
5. Step 5: Solve for x
   x = 231,339,716.85/14,814.10
6. Step 6: Final answer
   x = 15,616.18