Finding the Fourth Proportional to 22,426.81, 30,949.25 and 12,355.04

Step by Step Solution

1. Step 1: Write the proportion equation
   22,426.81 : 30,949.25 = 12,355.04 : x
2. Step 2: Convert to fraction form
   22,426.81/30,949.25 = 12,355.04/x
3. Step 3: Cross multiply
   22,426.81x = 30,949.25 × 12,355.04
4. Step 4: Simplify right side
   22,426.81x = 382,379,221.72
5. Step 5: Solve for x
   x = 382,379,221.72/22,426.81
6. Step 6: Final answer
   x = 17,050.09