Finding the Fourth Proportional to 2,654.52, 3,981.57 and 923.14

Step by Step Solution

1. Step 1: Write the proportion equation
   2,654.52 : 3,981.57 = 923.14 : x
2. Step 2: Convert to fraction form
   2,654.52/3,981.57 = 923.14/x
3. Step 3: Cross multiply
   2,654.52x = 3,981.57 × 923.14
4. Step 4: Simplify right side
   2,654.52x = 3,675,546.53
5. Step 5: Solve for x
   x = 3,675,546.53/2,654.52
6. Step 6: Final answer
   x = 1,384.64