Finding the Fourth Proportional to 2,597.20, 3,895.55 and 1,036.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,597.20 : 3,895.55 = 1,036.79 : x
2. Step 2: Convert to fraction form
   2,597.20/3,895.55 = 1,036.79/x
3. Step 3: Cross multiply
   2,597.20x = 3,895.55 × 1,036.79
4. Step 4: Simplify right side
   2,597.20x = 4,038,867.28
5. Step 5: Solve for x
   x = 4,038,867.28/2,597.20
6. Step 6: Final answer
   x = 1,555.09