Finding the Fourth Proportional to 6,878.98, 10,321.98 and 2,983.42

Step by Step Solution

1. Step 1: Write the proportion equation
   6,878.98 : 10,321.98 = 2,983.42 : x
2. Step 2: Convert to fraction form
   6,878.98/10,321.98 = 2,983.42/x
3. Step 3: Cross multiply
   6,878.98x = 10,321.98 × 2,983.42
4. Step 4: Simplify right side
   6,878.98x = 30,794,801.57
5. Step 5: Solve for x
   x = 30,794,801.57/6,878.98
6. Step 6: Final answer
   x = 4,476.65