Finding the Fourth Proportional to 2,225.10, 3,337.82 and 581.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,225.10 : 3,337.82 = 581.82 : x
2. Step 2: Convert to fraction form
   2,225.10/3,337.82 = 581.82/x
3. Step 3: Cross multiply
   2,225.10x = 3,337.82 × 581.82
4. Step 4: Simplify right side
   2,225.10x = 1,942,007.52
5. Step 5: Solve for x
   x = 1,942,007.52/2,225.10
6. Step 6: Final answer
   x = 872.77