Finding the Fourth Proportional to 3,844.05, 5,767.79 and 1,868.59

Step by Step Solution

1. Step 1: Write the proportion equation
   3,844.05 : 5,767.79 = 1,868.59 : x
2. Step 2: Convert to fraction form
   3,844.05/5,767.79 = 1,868.59/x
3. Step 3: Cross multiply
   3,844.05x = 5,767.79 × 1,868.59
4. Step 4: Simplify right side
   3,844.05x = 10,777,634.72
5. Step 5: Solve for x
   x = 10,777,634.72/3,844.05
6. Step 6: Final answer
   x = 2,803.72