Finding the Fourth Proportional to 2,483.07, 3,724.88 and 923.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,483.07 : 3,724.88 = 923.55 : x
2. Step 2: Convert to fraction form
   2,483.07/3,724.88 = 923.55/x
3. Step 3: Cross multiply
   2,483.07x = 3,724.88 × 923.55
4. Step 4: Simplify right side
   2,483.07x = 3,440,108.31
5. Step 5: Solve for x
   x = 3,440,108.31/2,483.07
6. Step 6: Final answer
   x = 1,385.43