Finding the Fourth Proportional to 2,638.69, 3,641.39 and 1,459.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,638.69 : 3,641.39 = 1,459.83 : x
2. Step 2: Convert to fraction form
   2,638.69/3,641.39 = 1,459.83/x
3. Step 3: Cross multiply
   2,638.69x = 3,641.39 × 1,459.83
4. Step 4: Simplify right side
   2,638.69x = 5,315,822.19
5. Step 5: Solve for x
   x = 5,315,822.19/2,638.69
6. Step 6: Final answer
   x = 2,014.57