Finding the Fourth Proportional to 2,580.42, 3,560.98 and 1,401.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,580.42 : 3,560.98 = 1,401.51 : x
2. Step 2: Convert to fraction form
   2,580.42/3,560.98 = 1,401.51/x
3. Step 3: Cross multiply
   2,580.42x = 3,560.98 × 1,401.51
4. Step 4: Simplify right side
   2,580.42x = 4,990,749.08
5. Step 5: Solve for x
   x = 4,990,749.08/2,580.42
6. Step 6: Final answer
   x = 1,934.08