Finding the Fourth Proportional to 6,764.82, 10,140.27 and 3,249.55

Step by Step Solution

1. Step 1: Write the proportion equation
   6,764.82 : 10,140.27 = 3,249.55 : x
2. Step 2: Convert to fraction form
   6,764.82/10,140.27 = 3,249.55/x
3. Step 3: Cross multiply
   6,764.82x = 10,140.27 × 3,249.55
4. Step 4: Simplify right side
   6,764.82x = 32,951,314.38
5. Step 5: Solve for x
   x = 32,951,314.38/6,764.82
6. Step 6: Final answer
   x = 4,870.98