Finding the Fourth Proportional to 6,346.50, 8,757.97 and 3,513.78

Step by Step Solution

1. Step 1: Write the proportion equation
   6,346.50 : 8,757.97 = 3,513.78 : x
2. Step 2: Convert to fraction form
   6,346.50/8,757.97 = 3,513.78/x
3. Step 3: Cross multiply
   6,346.50x = 8,757.97 × 3,513.78
4. Step 4: Simplify right side
   6,346.50x = 30,773,579.83
5. Step 5: Solve for x
   x = 30,773,579.83/6,346.50
6. Step 6: Final answer
   x = 4,848.91