Finding the Fourth Proportional to 3,843.05, 5,766.29 and 1,867.59

Step by Step Solution

1. Step 1: Write the proportion equation
   3,843.05 : 5,766.29 = 1,867.59 : x
2. Step 2: Convert to fraction form
   3,843.05/5,766.29 = 1,867.59/x
3. Step 3: Cross multiply
   3,843.05x = 5,766.29 × 1,867.59
4. Step 4: Simplify right side
   3,843.05x = 10,769,056.20
5. Step 5: Solve for x
   x = 10,769,056.20/3,843.05
6. Step 6: Final answer
   x = 2,802.22