Finding the Fourth Proportional to 3,869.41, 5,796.35 and 1,786.59

Step by Step Solution

1. Step 1: Write the proportion equation
   3,869.41 : 5,796.35 = 1,786.59 : x
2. Step 2: Convert to fraction form
   3,869.41/5,796.35 = 1,786.59/x
3. Step 3: Cross multiply
   3,869.41x = 5,796.35 × 1,786.59
4. Step 4: Simplify right side
   3,869.41x = 10,355,671.96
5. Step 5: Solve for x
   x = 10,355,671.96/3,869.41
6. Step 6: Final answer
   x = 2,676.30