Finding the Fourth Proportional to 3,504.78, 5,255.69 and 1,923.10

Step by Step Solution

1. Step 1: Write the proportion equation
   3,504.78 : 5,255.69 = 1,923.10 : x
2. Step 2: Convert to fraction form
   3,504.78/5,255.69 = 1,923.10/x
3. Step 3: Cross multiply
   3,504.78x = 5,255.69 × 1,923.10
4. Step 4: Simplify right side
   3,504.78x = 10,107,217.44
5. Step 5: Solve for x
   x = 10,107,217.44/3,504.78
6. Step 6: Final answer
   x = 2,883.84