Finding the Fourth Proportional to 2,383.79, 3,574.98 and 922.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,383.79 : 3,574.98 = 922.59 : x
2. Step 2: Convert to fraction form
   2,383.79/3,574.98 = 922.59/x
3. Step 3: Cross multiply
   2,383.79x = 3,574.98 × 922.59
4. Step 4: Simplify right side
   2,383.79x = 3,298,240.80
5. Step 5: Solve for x
   x = 3,298,240.80/2,383.79
6. Step 6: Final answer
   x = 1,383.62