Finding the Fourth Proportional to 6,827.26, 9,422.04 and 3,994.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,827.26 : 9,422.04 = 3,994.72 : x
2. Step 2: Convert to fraction form
   6,827.26/9,422.04 = 3,994.72/x
3. Step 3: Cross multiply
   6,827.26x = 9,422.04 × 3,994.72
4. Step 4: Simplify right side
   6,827.26x = 37,638,411.63
5. Step 5: Solve for x
   x = 37,638,411.63/6,827.26
6. Step 6: Final answer
   x = 5,512.96