Finding the Fourth Proportional to 2,297.10, 3,443.72 and 1,065.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,297.10 : 3,443.72 = 1,065.39 : x
2. Step 2: Convert to fraction form
   2,297.10/3,443.72 = 1,065.39/x
3. Step 3: Cross multiply
   2,297.10x = 3,443.72 × 1,065.39
4. Step 4: Simplify right side
   2,297.10x = 3,668,904.85
5. Step 5: Solve for x
   x = 3,668,904.85/2,297.10
6. Step 6: Final answer
   x = 1,597.19