Finding the Fourth Proportional to 2,640.24, 3,643.52 and 1,461.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,640.24 : 3,643.52 = 1,461.29 : x
2. Step 2: Convert to fraction form
   2,640.24/3,643.52 = 1,461.29/x
3. Step 3: Cross multiply
   2,640.24x = 3,643.52 × 1,461.29
4. Step 4: Simplify right side
   2,640.24x = 5,324,213.82
5. Step 5: Solve for x
   x = 5,324,213.82/2,640.24
6. Step 6: Final answer
   x = 2,016.56