Finding the Fourth Proportional to 6,243.30, 8,613.03 and 4,116.09

Step by Step Solution

1. Step 1: Write the proportion equation
   6,243.30 : 8,613.03 = 4,116.09 : x
2. Step 2: Convert to fraction form
   6,243.30/8,613.03 = 4,116.09/x
3. Step 3: Cross multiply
   6,243.30x = 8,613.03 × 4,116.09
4. Step 4: Simplify right side
   6,243.30x = 35,452,006.65
5. Step 5: Solve for x
   x = 35,452,006.65/6,243.30
6. Step 6: Final answer
   x = 5,678.41