Finding the Fourth Proportional to 4,661.94, 6,435.57 and 3,069.42

Step by Step Solution

1. Step 1: Write the proportion equation
   4,661.94 : 6,435.57 = 3,069.42 : x
2. Step 2: Convert to fraction form
   4,661.94/6,435.57 = 3,069.42/x
3. Step 3: Cross multiply
   4,661.94x = 6,435.57 × 3,069.42
4. Step 4: Simplify right side
   4,661.94x = 19,753,467.27
5. Step 5: Solve for x
   x = 19,753,467.27/4,661.94
6. Step 6: Final answer
   x = 4,237.18