Finding the Fourth Proportional to 2,464.28, 3,400.71 and 1,580.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,464.28 : 3,400.71 = 1,580.60 : x
2. Step 2: Convert to fraction form
   2,464.28/3,400.71 = 1,580.60/x
3. Step 3: Cross multiply
   2,464.28x = 3,400.71 × 1,580.60
4. Step 4: Simplify right side
   2,464.28x = 5,375,145.22
5. Step 5: Solve for x
   x = 5,375,145.22/2,464.28
6. Step 6: Final answer
   x = 2,181.23