Finding the Fourth Proportional to 6,293.96, 8,685.57 and 3,641.31

Step by Step Solution

1. Step 1: Write the proportion equation
   6,293.96 : 8,685.57 = 3,641.31 : x
2. Step 2: Convert to fraction form
   6,293.96/8,685.57 = 3,641.31/x
3. Step 3: Cross multiply
   6,293.96x = 8,685.57 × 3,641.31
4. Step 4: Simplify right side
   6,293.96x = 31,626,852.90
5. Step 5: Solve for x
   x = 31,626,852.90/6,293.96
6. Step 6: Final answer
   x = 5,024.96