Finding the Fourth Proportional to 6,356.89, 8,772.56 and 3,524.31

Step by Step Solution

1. Step 1: Write the proportion equation
   6,356.89 : 8,772.56 = 3,524.31 : x
2. Step 2: Convert to fraction form
   6,356.89/8,772.56 = 3,524.31/x
3. Step 3: Cross multiply
   6,356.89x = 8,772.56 × 3,524.31
4. Step 4: Simplify right side
   6,356.89x = 30,917,220.93
5. Step 5: Solve for x
   x = 30,917,220.93/6,356.89
6. Step 6: Final answer
   x = 4,863.58