Finding the Fourth Proportional to 2,403.57, 3,604.74 and 922.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,403.57 : 3,604.74 = 922.48 : x
2. Step 2: Convert to fraction form
   2,403.57/3,604.74 = 922.48/x
3. Step 3: Cross multiply
   2,403.57x = 3,604.74 × 922.48
4. Step 4: Simplify right side
   2,403.57x = 3,325,300.56
5. Step 5: Solve for x
   x = 3,325,300.56/2,403.57
6. Step 6: Final answer
   x = 1,383.48