Finding the Fourth Proportional to 2,640.86, 3,644.58 and 1,462.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,640.86 : 3,644.58 = 1,462.01 : x
2. Step 2: Convert to fraction form
   2,640.86/3,644.58 = 1,462.01/x
3. Step 3: Cross multiply
   2,640.86x = 3,644.58 × 1,462.01
4. Step 4: Simplify right side
   2,640.86x = 5,328,411.94
5. Step 5: Solve for x
   x = 5,328,411.94/2,640.86
6. Step 6: Final answer
   x = 2,017.68