Finding the Fourth Proportional to 22,441.40, 30,967.71 and 12,369.28

Step by Step Solution

1. Step 1: Write the proportion equation
   22,441.40 : 30,967.71 = 12,369.28 : x
2. Step 2: Convert to fraction form
   22,441.40/30,967.71 = 12,369.28/x
3. Step 3: Cross multiply
   22,441.40x = 30,967.71 × 12,369.28
4. Step 4: Simplify right side
   22,441.40x = 383,048,198.53
5. Step 5: Solve for x
   x = 383,048,198.53/22,441.40
6. Step 6: Final answer
   x = 17,068.82