Finding the Fourth Proportional to 6,346.31, 8,757.69 and 3,513.81

Step by Step Solution

1. Step 1: Write the proportion equation
   6,346.31 : 8,757.69 = 3,513.81 : x
2. Step 2: Convert to fraction form
   6,346.31/8,757.69 = 3,513.81/x
3. Step 3: Cross multiply
   6,346.31x = 8,757.69 × 3,513.81
4. Step 4: Simplify right side
   6,346.31x = 30,772,858.70
5. Step 5: Solve for x
   x = 30,772,858.70/6,346.31
6. Step 6: Final answer
   x = 4,848.94