Finding the Fourth Proportional to 2,638.43, 3,640.94 and 1,459.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,638.43 : 3,640.94 = 1,459.52 : x
2. Step 2: Convert to fraction form
   2,638.43/3,640.94 = 1,459.52/x
3. Step 3: Cross multiply
   2,638.43x = 3,640.94 × 1,459.52
4. Step 4: Simplify right side
   2,638.43x = 5,314,026.55
5. Step 5: Solve for x
   x = 5,314,026.55/2,638.43
6. Step 6: Final answer
   x = 2,014.08