Finding the Fourth Proportional to 2,714.24, 4,064.16 and 2,162.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,714.24 : 4,064.16 = 2,162.72 : x
2. Step 2: Convert to fraction form
   2,714.24/4,064.16 = 2,162.72/x
3. Step 3: Cross multiply
   2,714.24x = 4,064.16 × 2,162.72
4. Step 4: Simplify right side
   2,714.24x = 8,789,640.12
5. Step 5: Solve for x
   x = 8,789,640.12/2,714.24
6. Step 6: Final answer
   x = 3,238.34