Finding the Fourth Proportional to 2,838.24, 4,253.04 and 2,682.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,838.24 : 4,253.04 = 2,682.72 : x
2. Step 2: Convert to fraction form
   2,838.24/4,253.04 = 2,682.72/x
3. Step 3: Cross multiply
   2,838.24x = 4,253.04 × 2,682.72
4. Step 4: Simplify right side
   2,838.24x = 11,409,715.47
5. Step 5: Solve for x
   x = 11,409,715.47/2,838.24
6. Step 6: Final answer
   x = 4,020.00