Finding the Fourth Proportional to 6,333.72, 8,740.68 and 3,681.60

Step by Step Solution

1. Step 1: Write the proportion equation
   6,333.72 : 8,740.68 = 3,681.60 : x
2. Step 2: Convert to fraction form
   6,333.72/8,740.68 = 3,681.60/x
3. Step 3: Cross multiply
   6,333.72x = 8,740.68 × 3,681.60
4. Step 4: Simplify right side
   6,333.72x = 32,179,687.49
5. Step 5: Solve for x
   x = 32,179,687.49/6,333.72
6. Step 6: Final answer
   x = 5,080.69