Finding the Fourth Proportional to 6,443.31, 8,891.46 and 3,610.34

Step by Step Solution

1. Step 1: Write the proportion equation
   6,443.31 : 8,891.46 = 3,610.34 : x
2. Step 2: Convert to fraction form
   6,443.31/8,891.46 = 3,610.34/x
3. Step 3: Cross multiply
   6,443.31x = 8,891.46 × 3,610.34
4. Step 4: Simplify right side
   6,443.31x = 32,101,149.24
5. Step 5: Solve for x
   x = 32,101,149.24/6,443.31
6. Step 6: Final answer
   x = 4,982.09