Finding the Fourth Proportional to 2,580.78, 3,561.33 and 1,461.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,580.78 : 3,561.33 = 1,461.84 : x
2. Step 2: Convert to fraction form
   2,580.78/3,561.33 = 1,461.84/x
3. Step 3: Cross multiply
   2,580.78x = 3,561.33 × 1,461.84
4. Step 4: Simplify right side
   2,580.78x = 5,206,094.65
5. Step 5: Solve for x
   x = 5,206,094.65/2,580.78
6. Step 6: Final answer
   x = 2,017.26