Finding the Fourth Proportional to 2,385.02, 3,574.89 and 922.97

Step by Step Solution

1. Step 1: Write the proportion equation
   2,385.02 : 3,574.89 = 922.97 : x
2. Step 2: Convert to fraction form
   2,385.02/3,574.89 = 922.97/x
3. Step 3: Cross multiply
   2,385.02x = 3,574.89 × 922.97
4. Step 4: Simplify right side
   2,385.02x = 3,299,516.22
5. Step 5: Solve for x
   x = 3,299,516.22/2,385.02
6. Step 6: Final answer
   x = 1,383.43