Finding the Fourth Proportional to 3,826.41, 5,739.21 and 1,872.69

Step by Step Solution

1. Step 1: Write the proportion equation
   3,826.41 : 5,739.21 = 1,872.69 : x
2. Step 2: Convert to fraction form
   3,826.41/5,739.21 = 1,872.69/x
3. Step 3: Cross multiply
   3,826.41x = 5,739.21 × 1,872.69
4. Step 4: Simplify right side
   3,826.41x = 10,747,761.17
5. Step 5: Solve for x
   x = 10,747,761.17/3,826.41
6. Step 6: Final answer
   x = 2,808.84