Finding the Fourth Proportional to 2,866.52, 4,317.44 and 2,663.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,866.52 : 4,317.44 = 2,663.72 : x
2. Step 2: Convert to fraction form
   2,866.52/4,317.44 = 2,663.72/x
3. Step 3: Cross multiply
   2,866.52x = 4,317.44 × 2,663.72
4. Step 4: Simplify right side
   2,866.52x = 11,500,451.28
5. Step 5: Solve for x
   x = 11,500,451.28/2,866.52
6. Step 6: Final answer
   x = 4,011.99