Finding the Fourth Proportional to 22,426.19, 30,949.56 and 12,354.65

Step by Step Solution

1. Step 1: Write the proportion equation
   22,426.19 : 30,949.56 = 12,354.65 : x
2. Step 2: Convert to fraction form
   22,426.19/30,949.56 = 12,354.65/x
3. Step 3: Cross multiply
   22,426.19x = 30,949.56 × 12,354.65
4. Step 4: Simplify right side
   22,426.19x = 382,370,981.45
5. Step 5: Solve for x
   x = 382,370,981.45/22,426.19
6. Step 6: Final answer
   x = 17,050.20