Finding the Fourth Proportional to 2,325.39, 3,205.32 and 1,820.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,325.39 : 3,205.32 = 1,820.37 : x
2. Step 2: Convert to fraction form
   2,325.39/3,205.32 = 1,820.37/x
3. Step 3: Cross multiply
   2,325.39x = 3,205.32 × 1,820.37
4. Step 4: Simplify right side
   2,325.39x = 5,834,868.37
5. Step 5: Solve for x
   x = 5,834,868.37/2,325.39
6. Step 6: Final answer
   x = 2,509.20