Finding the Fourth Proportional to 6,124.39, 8,443.72 and 3,967.10

Step by Step Solution

1. Step 1: Write the proportion equation
   6,124.39 : 8,443.72 = 3,967.10 : x
2. Step 2: Convert to fraction form
   6,124.39/8,443.72 = 3,967.10/x
3. Step 3: Cross multiply
   6,124.39x = 8,443.72 × 3,967.10
4. Step 4: Simplify right side
   6,124.39x = 33,497,029.48
5. Step 5: Solve for x
   x = 33,497,029.48/6,124.39
6. Step 6: Final answer
   x = 5,469.45