Finding the Fourth Proportional to 3,844.88, 5,767.61 and 1,379.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,844.88 : 5,767.61 = 1,379.72 : x
2. Step 2: Convert to fraction form
   3,844.88/5,767.61 = 1,379.72/x
3. Step 3: Cross multiply
   3,844.88x = 5,767.61 × 1,379.72
4. Step 4: Simplify right side
   3,844.88x = 7,957,694.39
5. Step 5: Solve for x
   x = 7,957,694.39/3,844.88
6. Step 6: Final answer
   x = 2,069.68