Finding the Fourth Proportional to 6,270.72, 8,653.41 and 3,438.15

Step by Step Solution

1. Step 1: Write the proportion equation
   6,270.72 : 8,653.41 = 3,438.15 : x
2. Step 2: Convert to fraction form
   6,270.72/8,653.41 = 3,438.15/x
3. Step 3: Cross multiply
   6,270.72x = 8,653.41 × 3,438.15
4. Step 4: Simplify right side
   6,270.72x = 29,751,721.59
5. Step 5: Solve for x
   x = 29,751,721.59/6,270.72
6. Step 6: Final answer
   x = 4,744.55