Finding the Fourth Proportional to 6,828.08, 9,422.82 and 3,994.83

Step by Step Solution

1. Step 1: Write the proportion equation
   6,828.08 : 9,422.82 = 3,994.83 : x
2. Step 2: Convert to fraction form
   6,828.08/9,422.82 = 3,994.83/x
3. Step 3: Cross multiply
   6,828.08x = 9,422.82 × 3,994.83
4. Step 4: Simplify right side
   6,828.08x = 37,642,564.02
5. Step 5: Solve for x
   x = 37,642,564.02/6,828.08
6. Step 6: Final answer
   x = 5,512.91