Finding the Fourth Proportional to 6,665.82, 9,198.69 and 3,681.57

Step by Step Solution

1. Step 1: Write the proportion equation
   6,665.82 : 9,198.69 = 3,681.57 : x
2. Step 2: Convert to fraction form
   6,665.82/9,198.69 = 3,681.57/x
3. Step 3: Cross multiply
   6,665.82x = 9,198.69 × 3,681.57
4. Step 4: Simplify right side
   6,665.82x = 33,865,621.14
5. Step 5: Solve for x
   x = 33,865,621.14/6,665.82
6. Step 6: Final answer
   x = 5,080.49