Finding the Fourth Proportional to 2,505.33, 3,757.46 and 923.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,505.33 : 3,757.46 = 923.67 : x
2. Step 2: Convert to fraction form
   2,505.33/3,757.46 = 923.67/x
3. Step 3: Cross multiply
   2,505.33x = 3,757.46 × 923.67
4. Step 4: Simplify right side
   2,505.33x = 3,470,648.46
5. Step 5: Solve for x
   x = 3,470,648.46/2,505.33
6. Step 6: Final answer
   x = 1,385.31