Finding the Fourth Proportional to 3,618.62, 4,993.83 and 2,003.57

Step by Step Solution

1. Step 1: Write the proportion equation
   3,618.62 : 4,993.83 = 2,003.57 : x
2. Step 2: Convert to fraction form
   3,618.62/4,993.83 = 2,003.57/x
3. Step 3: Cross multiply
   3,618.62x = 4,993.83 × 2,003.57
4. Step 4: Simplify right side
   3,618.62x = 10,005,463.00
5. Step 5: Solve for x
   x = 10,005,463.00/3,618.62
6. Step 6: Final answer
   x = 2,765.00