Finding the Fourth Proportional to 6,379.74, 9,570.72 and 1,996.08

Step by Step Solution

1. Step 1: Write the proportion equation
   6,379.74 : 9,570.72 = 1,996.08 : x
2. Step 2: Convert to fraction form
   6,379.74/9,570.72 = 1,996.08/x
3. Step 3: Cross multiply
   6,379.74x = 9,570.72 × 1,996.08
4. Step 4: Simplify right side
   6,379.74x = 19,103,922.78
5. Step 5: Solve for x
   x = 19,103,922.78/6,379.74
6. Step 6: Final answer
   x = 2,994.47