Finding the Fourth Proportional to 2,589.20, 3,573.12 and 1,410.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,589.20 : 3,573.12 = 1,410.28 : x
2. Step 2: Convert to fraction form
   2,589.20/3,573.12 = 1,410.28/x
3. Step 3: Cross multiply
   2,589.20x = 3,573.12 × 1,410.28
4. Step 4: Simplify right side
   2,589.20x = 5,039,099.67
5. Step 5: Solve for x
   x = 5,039,099.67/2,589.20
6. Step 6: Final answer
   x = 1,946.20