Finding the Fourth Proportional to 2,403.30, 3,604.82 and 1,086.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,403.30 : 3,604.82 = 1,086.73 : x
2. Step 2: Convert to fraction form
   2,403.30/3,604.82 = 1,086.73/x
3. Step 3: Cross multiply
   2,403.30x = 3,604.82 × 1,086.73
4. Step 4: Simplify right side
   2,403.30x = 3,917,477.98
5. Step 5: Solve for x
   x = 3,917,477.98/2,403.30
6. Step 6: Final answer
   x = 1,630.04