Finding the Fourth Proportional to 2,578.58, 3,558.42 and 1,459.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,578.58 : 3,558.42 = 1,459.50 : x
2. Step 2: Convert to fraction form
   2,578.58/3,558.42 = 1,459.50/x
3. Step 3: Cross multiply
   2,578.58x = 3,558.42 × 1,459.50
4. Step 4: Simplify right side
   2,578.58x = 5,193,513.99
5. Step 5: Solve for x
   x = 5,193,513.99/2,578.58
6. Step 6: Final answer
   x = 2,014.10