Finding the Fourth Proportional to 7,051.82, 10,578.04 and 2,668.72

Step by Step Solution

1. Step 1: Write the proportion equation
   7,051.82 : 10,578.04 = 2,668.72 : x
2. Step 2: Convert to fraction form
   7,051.82/10,578.04 = 2,668.72/x
3. Step 3: Cross multiply
   7,051.82x = 10,578.04 × 2,668.72
4. Step 4: Simplify right side
   7,051.82x = 28,229,826.91
5. Step 5: Solve for x
   x = 28,229,826.91/7,051.82
6. Step 6: Final answer
   x = 4,003.20