Finding the Fourth Proportional to 2,325.72, 3,210.25 and 1,581.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,325.72 : 3,210.25 = 1,581.94 : x
2. Step 2: Convert to fraction form
   2,325.72/3,210.25 = 1,581.94/x
3. Step 3: Cross multiply
   2,325.72x = 3,210.25 × 1,581.94
4. Step 4: Simplify right side
   2,325.72x = 5,078,406.83
5. Step 5: Solve for x
   x = 5,078,406.83/2,325.72
6. Step 6: Final answer
   x = 2,183.58