Finding the Fourth Proportional to 2,391.03, 3,583.70 and 1,003.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,391.03 : 3,583.70 = 1,003.88 : x
2. Step 2: Convert to fraction form
   2,391.03/3,583.70 = 1,003.88/x
3. Step 3: Cross multiply
   2,391.03x = 3,583.70 × 1,003.88
4. Step 4: Simplify right side
   2,391.03x = 3,597,581.82
5. Step 5: Solve for x
   x = 3,597,581.82/2,391.03
6. Step 6: Final answer
   x = 1,504.62