Finding the Fourth Proportional to 22,423.17, 30,942.59 and 12,351.05

Step by Step Solution

1. Step 1: Write the proportion equation
   22,423.17 : 30,942.59 = 12,351.05 : x
2. Step 2: Convert to fraction form
   22,423.17/30,942.59 = 12,351.05/x
3. Step 3: Cross multiply
   22,423.17x = 30,942.59 × 12,351.05
4. Step 4: Simplify right side
   22,423.17x = 382,173,375.79
5. Step 5: Solve for x
   x = 382,173,375.79/22,423.17
6. Step 6: Final answer
   x = 17,043.68