Finding the Fourth Proportional to 6,765.31, 10,145.37 and 3,253.09

Step by Step Solution

1. Step 1: Write the proportion equation
   6,765.31 : 10,145.37 = 3,253.09 : x
2. Step 2: Convert to fraction form
   6,765.31/10,145.37 = 3,253.09/x
3. Step 3: Cross multiply
   6,765.31x = 10,145.37 × 3,253.09
4. Step 4: Simplify right side
   6,765.31x = 33,003,801.69
5. Step 5: Solve for x
   x = 33,003,801.69/6,765.31
6. Step 6: Final answer
   x = 4,878.39