Finding the Fourth Proportional to 5,766.08, 7,959.84 and 3,776.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,766.08 : 7,959.84 = 3,776.72 : x
2. Step 2: Convert to fraction form
   5,766.08/7,959.84 = 3,776.72/x
3. Step 3: Cross multiply
   5,766.08x = 7,959.84 × 3,776.72
4. Step 4: Simplify right side
   5,766.08x = 30,062,086.92
5. Step 5: Solve for x
   x = 30,062,086.92/5,766.08
6. Step 6: Final answer
   x = 5,213.61