Finding the Fourth Proportional to 2,580.07, 3,560.50 and 1,401.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,580.07 : 3,560.50 = 1,401.15 : x
2. Step 2: Convert to fraction form
   2,580.07/3,560.50 = 1,401.15/x
3. Step 3: Cross multiply
   2,580.07x = 3,560.50 × 1,401.15
4. Step 4: Simplify right side
   2,580.07x = 4,988,794.58
5. Step 5: Solve for x
   x = 4,988,794.58/2,580.07
6. Step 6: Final answer
   x = 1,933.59