Finding the Fourth Proportional to 6,354.01, 8,768.30 and 3,521.31

Step by Step Solution

1. Step 1: Write the proportion equation
   6,354.01 : 8,768.30 = 3,521.31 : x
2. Step 2: Convert to fraction form
   6,354.01/8,768.30 = 3,521.31/x
3. Step 3: Cross multiply
   6,354.01x = 8,768.30 × 3,521.31
4. Step 4: Simplify right side
   6,354.01x = 30,875,884.87
5. Step 5: Solve for x
   x = 30,875,884.87/6,354.01
6. Step 6: Final answer
   x = 4,859.28