Finding the Fourth Proportional to 22,411.92, 30,930.24 and 12,342.24

Step by Step Solution

1. Step 1: Write the proportion equation
   22,411.92 : 30,930.24 = 12,342.24 : x
2. Step 2: Convert to fraction form
   22,411.92/30,930.24 = 12,342.24/x
3. Step 3: Cross multiply
   22,411.92x = 30,930.24 × 12,342.24
4. Step 4: Simplify right side
   22,411.92x = 381,748,445.34
5. Step 5: Solve for x
   x = 381,748,445.34/22,411.92
6. Step 6: Final answer
   x = 17,033.28