Finding the Fourth Proportional to 3,951.48, 5,921.56 and 2,903.24

Step by Step Solution

1. Step 1: Write the proportion equation
   3,951.48 : 5,921.56 = 2,903.24 : x
2. Step 2: Convert to fraction form
   3,951.48/5,921.56 = 2,903.24/x
3. Step 3: Cross multiply
   3,951.48x = 5,921.56 × 2,903.24
4. Step 4: Simplify right side
   3,951.48x = 17,191,709.85
5. Step 5: Solve for x
   x = 17,191,709.85/3,951.48
6. Step 6: Final answer
   x = 4,350.70