Finding the Fourth Proportional to 5,768.97, 7,961.34 and 3,530.81

Step by Step Solution

1. Step 1: Write the proportion equation
   5,768.97 : 7,961.34 = 3,530.81 : x
2. Step 2: Convert to fraction form
   5,768.97/7,961.34 = 3,530.81/x
3. Step 3: Cross multiply
   5,768.97x = 7,961.34 × 3,530.81
4. Step 4: Simplify right side
   5,768.97x = 28,109,978.89
5. Step 5: Solve for x
   x = 28,109,978.89/5,768.97
6. Step 6: Final answer
   x = 4,872.62