Finding the Fourth Proportional to 3,944.72, 5,913.76 and 1,863.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,944.72 : 5,913.76 = 1,863.52 : x
2. Step 2: Convert to fraction form
   3,944.72/5,913.76 = 1,863.52/x
3. Step 3: Cross multiply
   3,944.72x = 5,913.76 × 1,863.52
4. Step 4: Simplify right side
   3,944.72x = 11,020,410.04
5. Step 5: Solve for x
   x = 11,020,410.04/3,944.72
6. Step 6: Final answer
   x = 2,793.71