Finding the Fourth Proportional to 2,570.39, 3,852.85 and 1,336.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,570.39 : 3,852.85 = 1,336.56 : x
2. Step 2: Convert to fraction form
   2,570.39/3,852.85 = 1,336.56/x
3. Step 3: Cross multiply
   2,570.39x = 3,852.85 × 1,336.56
4. Step 4: Simplify right side
   2,570.39x = 5,149,561.85
5. Step 5: Solve for x
   x = 5,149,561.85/2,570.39
6. Step 6: Final answer
   x = 2,003.42