Finding the Fourth Proportional to 2,383.86, 3,574.68 and 903.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,383.86 : 3,574.68 = 903.37 : x
2. Step 2: Convert to fraction form
   2,383.86/3,574.68 = 903.37/x
3. Step 3: Cross multiply
   2,383.86x = 3,574.68 × 903.37
4. Step 4: Simplify right side
   2,383.86x = 3,229,258.67
5. Step 5: Solve for x
   x = 3,229,258.67/2,383.86
6. Step 6: Final answer
   x = 1,354.63