Finding the Fourth Proportional to 3,646.18, 5,471.69 and 2,003.88

Step by Step Solution

1. Step 1: Write the proportion equation
   3,646.18 : 5,471.69 = 2,003.88 : x
2. Step 2: Convert to fraction form
   3,646.18/5,471.69 = 2,003.88/x
3. Step 3: Cross multiply
   3,646.18x = 5,471.69 × 2,003.88
4. Step 4: Simplify right side
   3,646.18x = 10,964,610.16
5. Step 5: Solve for x
   x = 10,964,610.16/3,646.18
6. Step 6: Final answer
   x = 3,007.15