Finding the Fourth Proportional to 2,579.51, 3,559.68 and 1,517.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,579.51 : 3,559.68 = 1,517.39 : x
2. Step 2: Convert to fraction form
   2,579.51/3,559.68 = 1,517.39/x
3. Step 3: Cross multiply
   2,579.51x = 3,559.68 × 1,517.39
4. Step 4: Simplify right side
   2,579.51x = 5,401,428.89
5. Step 5: Solve for x
   x = 5,401,428.89/2,579.51
6. Step 6: Final answer
   x = 2,093.97