Finding the Fourth Proportional to 22,423.42, 30,942.93 and 12,351.30

Step by Step Solution

1. Step 1: Write the proportion equation
   22,423.42 : 30,942.93 = 12,351.30 : x
2. Step 2: Convert to fraction form
   22,423.42/30,942.93 = 12,351.30/x
3. Step 3: Cross multiply
   22,423.42x = 30,942.93 × 12,351.30
4. Step 4: Simplify right side
   22,423.42x = 382,185,411.31
5. Step 5: Solve for x
   x = 382,185,411.31/22,423.42
6. Step 6: Final answer
   x = 17,044.03