Finding the Fourth Proportional to 2,580.05, 3,560.54 and 1,517.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,580.05 : 3,560.54 = 1,517.89 : x
2. Step 2: Convert to fraction form
   2,580.05/3,560.54 = 1,517.89/x
3. Step 3: Cross multiply
   2,580.05x = 3,560.54 × 1,517.89
4. Step 4: Simplify right side
   2,580.05x = 5,404,508.06
5. Step 5: Solve for x
   x = 5,404,508.06/2,580.05
6. Step 6: Final answer
   x = 2,094.73