Finding the Fourth Proportional to 3,944.63, 5,918.69 and 2,095.30

Step by Step Solution

1. Step 1: Write the proportion equation
   3,944.63 : 5,918.69 = 2,095.30 : x
2. Step 2: Convert to fraction form
   3,944.63/5,918.69 = 2,095.30/x
3. Step 3: Cross multiply
   3,944.63x = 5,918.69 × 2,095.30
4. Step 4: Simplify right side
   3,944.63x = 12,401,443.79
5. Step 5: Solve for x
   x = 12,401,443.79/3,944.63
6. Step 6: Final answer
   x = 3,143.88