Finding the Fourth Proportional to 6,356.57, 8,771.91 and 3,523.89

Step by Step Solution

1. Step 1: Write the proportion equation
   6,356.57 : 8,771.91 = 3,523.89 : x
2. Step 2: Convert to fraction form
   6,356.57/8,771.91 = 3,523.89/x
3. Step 3: Cross multiply
   6,356.57x = 8,771.91 × 3,523.89
4. Step 4: Simplify right side
   6,356.57x = 30,911,199.82
5. Step 5: Solve for x
   x = 30,911,199.82/6,356.57
6. Step 6: Final answer
   x = 4,862.88