Finding the Fourth Proportional to 2,580.45, 3,560.92 and 1,401.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,580.45 : 3,560.92 = 1,401.49 : x
2. Step 2: Convert to fraction form
   2,580.45/3,560.92 = 1,401.49/x
3. Step 3: Cross multiply
   2,580.45x = 3,560.92 × 1,401.49
4. Step 4: Simplify right side
   2,580.45x = 4,990,593.77
5. Step 5: Solve for x
   x = 4,990,593.77/2,580.45
6. Step 6: Final answer
   x = 1,934.00