Finding the Fourth Proportional to 2,580.89, 3,561.60 and 1,461.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,580.89 : 3,561.60 = 1,461.83 : x
2. Step 2: Convert to fraction form
   2,580.89/3,561.60 = 1,461.83/x
3. Step 3: Cross multiply
   2,580.89x = 3,561.60 × 1,461.83
4. Step 4: Simplify right side
   2,580.89x = 5,206,453.73
5. Step 5: Solve for x
   x = 5,206,453.73/2,580.89
6. Step 6: Final answer
   x = 2,017.31