Finding the Fourth Proportional to 6,523.98, 9,768.57 and 4,448.05

Step by Step Solution

1. Step 1: Write the proportion equation
   6,523.98 : 9,768.57 = 4,448.05 : x
2. Step 2: Convert to fraction form
   6,523.98/9,768.57 = 4,448.05/x
3. Step 3: Cross multiply
   6,523.98x = 9,768.57 × 4,448.05
4. Step 4: Simplify right side
   6,523.98x = 43,451,087.79
5. Step 5: Solve for x
   x = 43,451,087.79/6,523.98
6. Step 6: Final answer
   x = 6,660.21