Finding the Fourth Proportional to 2,411.72, 3,328.24 and 1,455.13

Step by Step Solution

1. Step 1: Write the proportion equation
   2,411.72 : 3,328.24 = 1,455.13 : x
2. Step 2: Convert to fraction form
   2,411.72/3,328.24 = 1,455.13/x
3. Step 3: Cross multiply
   2,411.72x = 3,328.24 × 1,455.13
4. Step 4: Simplify right side
   2,411.72x = 4,843,025.12
5. Step 5: Solve for x
   x = 4,843,025.12/2,411.72
6. Step 6: Final answer
   x = 2,008.12