Finding the Fourth Proportional to 3,861.09, 5,757.73 and 3,826.01

Step by Step Solution

1. Step 1: Write the proportion equation
   3,861.09 : 5,757.73 = 3,826.01 : x
2. Step 2: Convert to fraction form
   3,861.09/5,757.73 = 3,826.01/x
3. Step 3: Cross multiply
   3,861.09x = 5,757.73 × 3,826.01
4. Step 4: Simplify right side
   3,861.09x = 22,029,132.56
5. Step 5: Solve for x
   x = 22,029,132.56/3,861.09
6. Step 6: Final answer
   x = 5,705.42