Finding the Fourth Proportional to 3,864.24, 5,328.72 and 2,536.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,864.24 : 5,328.72 = 2,536.56 : x
2. Step 2: Convert to fraction form
   3,864.24/5,328.72 = 2,536.56/x
3. Step 3: Cross multiply
   3,864.24x = 5,328.72 × 2,536.56
4. Step 4: Simplify right side
   3,864.24x = 13,516,618.00
5. Step 5: Solve for x
   x = 13,516,618.00/3,864.24
6. Step 6: Final answer
   x = 3,497.87