Finding the Fourth Proportional to 2,578.58, 3,557.83 and 1,459.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,578.58 : 3,557.83 = 1,459.27 : x
2. Step 2: Convert to fraction form
   2,578.58/3,557.83 = 1,459.27/x
3. Step 3: Cross multiply
   2,578.58x = 3,557.83 × 1,459.27
4. Step 4: Simplify right side
   2,578.58x = 5,191,834.58
5. Step 5: Solve for x
   x = 5,191,834.58/2,578.58
6. Step 6: Final answer
   x = 2,013.45