Finding the Fourth Proportional to 11,604.84, 17,401.56 and 3,811

Step by Step Solution

1. Step 1: Write the proportion equation
   11,604.84 : 17,401.56 = 3,811 : x
2. Step 2: Convert to fraction form
   11,604.84/17,401.56 = 3,811/x
3. Step 3: Cross multiply
   11,604.84x = 17,401.56 × 3,811
4. Step 4: Simplify right side
   11,604.84x = 66,317,345.16
5. Step 5: Solve for x
   x = 66,317,345.16/11,604.84
6. Step 6: Final answer
   x = 5,714.63