Finding the Fourth Proportional to 6,866.35, 9,466.39 and 5,454.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,866.35 : 9,466.39 = 5,454.72 : x
2. Step 2: Convert to fraction form
   6,866.35/9,466.39 = 5,454.72/x
3. Step 3: Cross multiply
   6,866.35x = 9,466.39 × 5,454.72
4. Step 4: Simplify right side
   6,866.35x = 51,636,493.22
5. Step 5: Solve for x
   x = 51,636,493.22/6,866.35
6. Step 6: Final answer
   x = 7,520.23