Finding the Fourth Proportional to 11,771.10, 17,651.61 and 3,976.38

Step by Step Solution

1. Step 1: Write the proportion equation
   11,771.10 : 17,651.61 = 3,976.38 : x
2. Step 2: Convert to fraction form
   11,771.10/17,651.61 = 3,976.38/x
3. Step 3: Cross multiply
   11,771.10x = 17,651.61 × 3,976.38
4. Step 4: Simplify right side
   11,771.10x = 70,189,508.97
5. Step 5: Solve for x
   x = 70,189,508.97/11,771.10
6. Step 6: Final answer
   x = 5,962.87