Finding the Fourth Proportional to 2,391.33, 3,587.64 and 1,003.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,391.33 : 3,587.64 = 1,003.94 : x
2. Step 2: Convert to fraction form
   2,391.33/3,587.64 = 1,003.94/x
3. Step 3: Cross multiply
   2,391.33x = 3,587.64 × 1,003.94
4. Step 4: Simplify right side
   2,391.33x = 3,601,775.30
5. Step 5: Solve for x
   x = 3,601,775.30/2,391.33
6. Step 6: Final answer
   x = 1,506.18