Finding the Fourth Proportional to 14,141.76, 21,168.89 and 12,042.24

Step by Step Solution

1. Step 1: Write the proportion equation
   14,141.76 : 21,168.89 = 12,042.24 : x
2. Step 2: Convert to fraction form
   14,141.76/21,168.89 = 12,042.24/x
3. Step 3: Cross multiply
   14,141.76x = 21,168.89 × 12,042.24
4. Step 4: Simplify right side
   14,141.76x = 254,920,853.91
5. Step 5: Solve for x
   x = 254,920,853.91/14,141.76
6. Step 6: Final answer
   x = 18,026.11