Finding the Fourth Proportional to 2,504.01, 3,755.75 and 860.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,504.01 : 3,755.75 = 860.33 : x
2. Step 2: Convert to fraction form
   2,504.01/3,755.75 = 860.33/x
3. Step 3: Cross multiply
   2,504.01x = 3,755.75 × 860.33
4. Step 4: Simplify right side
   2,504.01x = 3,231,161.32
5. Step 5: Solve for x
   x = 3,231,161.32/2,504.01
6. Step 6: Final answer
   x = 1,290.39