Finding the Fourth Proportional to 2,568.31, 3,545.10 and 1,625.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,568.31 : 3,545.10 = 1,625.67 : x
2. Step 2: Convert to fraction form
   2,568.31/3,545.10 = 1,625.67/x
3. Step 3: Cross multiply
   2,568.31x = 3,545.10 × 1,625.67
4. Step 4: Simplify right side
   2,568.31x = 5,763,162.72
5. Step 5: Solve for x
   x = 5,763,162.72/2,568.31
6. Step 6: Final answer
   x = 2,243.95