Finding the Fourth Proportional to 6,300.42, 8,694.21 and 3,647.64

Step by Step Solution

1. Step 1: Write the proportion equation
   6,300.42 : 8,694.21 = 3,647.64 : x
2. Step 2: Convert to fraction form
   6,300.42/8,694.21 = 3,647.64/x
3. Step 3: Cross multiply
   6,300.42x = 8,694.21 × 3,647.64
4. Step 4: Simplify right side
   6,300.42x = 31,713,348.16
5. Step 5: Solve for x
   x = 31,713,348.16/6,300.42
6. Step 6: Final answer
   x = 5,033.53