Finding the Fourth Proportional to 2,638.41, 3,640.96 and 1,459.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,638.41 : 3,640.96 = 1,459.48 : x
2. Step 2: Convert to fraction form
   2,638.41/3,640.96 = 1,459.48/x
3. Step 3: Cross multiply
   2,638.41x = 3,640.96 × 1,459.48
4. Step 4: Simplify right side
   2,638.41x = 5,313,905.79
5. Step 5: Solve for x
   x = 5,313,905.79/2,638.41
6. Step 6: Final answer
   x = 2,014.06