Finding the Fourth Proportional to 6,868.35, 9,477.42 and 4,477.23

Step by Step Solution

1. Step 1: Write the proportion equation
   6,868.35 : 9,477.42 = 4,477.23 : x
2. Step 2: Convert to fraction form
   6,868.35/9,477.42 = 4,477.23/x
3. Step 3: Cross multiply
   6,868.35x = 9,477.42 × 4,477.23
4. Step 4: Simplify right side
   6,868.35x = 42,432,589.15
5. Step 5: Solve for x
   x = 42,432,589.15/6,868.35
6. Step 6: Final answer
   x = 6,177.99