Finding the Fourth Proportional to 14,042.34, 19,377.90 and 7,668.72

Step by Step Solution

1. Step 1: Write the proportion equation
   14,042.34 : 19,377.90 = 7,668.72 : x
2. Step 2: Convert to fraction form
   14,042.34/19,377.90 = 7,668.72/x
3. Step 3: Cross multiply
   14,042.34x = 19,377.90 × 7,668.72
4. Step 4: Simplify right side
   14,042.34x = 148,603,689.29
5. Step 5: Solve for x
   x = 148,603,689.29/14,042.34
6. Step 6: Final answer
   x = 10,582.54