Finding the Fourth Proportional to 2,578.95, 3,559.46 and 1,459.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,578.95 : 3,559.46 = 1,459.89 : x
2. Step 2: Convert to fraction form
   2,578.95/3,559.46 = 1,459.89/x
3. Step 3: Cross multiply
   2,578.95x = 3,559.46 × 1,459.89
4. Step 4: Simplify right side
   2,578.95x = 5,196,412.76
5. Step 5: Solve for x
   x = 5,196,412.76/2,578.95
6. Step 6: Final answer
   x = 2,014.93