Finding the Fourth Proportional to 6,672.18, 9,993.69 and 3,379.62

Step by Step Solution

1. Step 1: Write the proportion equation
   6,672.18 : 9,993.69 = 3,379.62 : x
2. Step 2: Convert to fraction form
   6,672.18/9,993.69 = 3,379.62/x
3. Step 3: Cross multiply
   6,672.18x = 9,993.69 × 3,379.62
4. Step 4: Simplify right side
   6,672.18x = 33,774,874.60
5. Step 5: Solve for x
   x = 33,774,874.60/6,672.18
6. Step 6: Final answer
   x = 5,062.04