Finding the Fourth Proportional to 3,826.09, 5,739.81 and 1,976.69

Step by Step Solution

1. Step 1: Write the proportion equation
   3,826.09 : 5,739.81 = 1,976.69 : x
2. Step 2: Convert to fraction form
   3,826.09/5,739.81 = 1,976.69/x
3. Step 3: Cross multiply
   3,826.09x = 5,739.81 × 1,976.69
4. Step 4: Simplify right side
   3,826.09x = 11,345,825.03
5. Step 5: Solve for x
   x = 11,345,825.03/3,826.09
6. Step 6: Final answer
   x = 2,965.38