Finding the Fourth Proportional to 6,485.31, 8,948.43 and 3,833.15

Step by Step Solution

1. Step 1: Write the proportion equation
   6,485.31 : 8,948.43 = 3,833.15 : x
2. Step 2: Convert to fraction form
   6,485.31/8,948.43 = 3,833.15/x
3. Step 3: Cross multiply
   6,485.31x = 8,948.43 × 3,833.15
4. Step 4: Simplify right side
   6,485.31x = 34,300,629.71
5. Step 5: Solve for x
   x = 34,300,629.71/6,485.31
6. Step 6: Final answer
   x = 5,288.97