Finding the Fourth Proportional to 3,934.78, 5,903.12 and 1,744.14

Step by Step Solution

1. Step 1: Write the proportion equation
   3,934.78 : 5,903.12 = 1,744.14 : x
2. Step 2: Convert to fraction form
   3,934.78/5,903.12 = 1,744.14/x
3. Step 3: Cross multiply
   3,934.78x = 5,903.12 × 1,744.14
4. Step 4: Simplify right side
   3,934.78x = 10,295,867.72
5. Step 5: Solve for x
   x = 10,295,867.72/3,934.78
6. Step 6: Final answer
   x = 2,616.63