Finding the Fourth Proportional to 2,580.20, 3,560.82 and 1,460.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,580.20 : 3,560.82 = 1,460.72 : x
2. Step 2: Convert to fraction form
   2,580.20/3,560.82 = 1,460.72/x
3. Step 3: Cross multiply
   2,580.20x = 3,560.82 × 1,460.72
4. Step 4: Simplify right side
   2,580.20x = 5,201,360.99
5. Step 5: Solve for x
   x = 5,201,360.99/2,580.20
6. Step 6: Final answer
   x = 2,015.88