Finding the Fourth Proportional to 5,768.94, 7,955.91 and 3,778.77

Step by Step Solution

1. Step 1: Write the proportion equation
   5,768.94 : 7,955.91 = 3,778.77 : x
2. Step 2: Convert to fraction form
   5,768.94/7,955.91 = 3,778.77/x
3. Step 3: Cross multiply
   5,768.94x = 7,955.91 × 3,778.77
4. Step 4: Simplify right side
   5,768.94x = 30,063,554.03
5. Step 5: Solve for x
   x = 30,063,554.03/5,768.94
6. Step 6: Final answer
   x = 5,211.28