Finding the Fourth Proportional to 6,354.54, 8,768.79 and 3,559.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,354.54 : 8,768.79 = 3,559.50 : x
2. Step 2: Convert to fraction form
   6,354.54/8,768.79 = 3,559.50/x
3. Step 3: Cross multiply
   6,354.54x = 8,768.79 × 3,559.50
4. Step 4: Simplify right side
   6,354.54x = 31,212,508.01
5. Step 5: Solve for x
   x = 31,212,508.01/6,354.54
6. Step 6: Final answer
   x = 4,911.84