Finding the Fourth Proportional to 6,150.41, 8,488.09 and 5,028.21

Step by Step Solution

1. Step 1: Write the proportion equation
   6,150.41 : 8,488.09 = 5,028.21 : x
2. Step 2: Convert to fraction form
   6,150.41/8,488.09 = 5,028.21/x
3. Step 3: Cross multiply
   6,150.41x = 8,488.09 × 5,028.21
4. Step 4: Simplify right side
   6,150.41x = 42,679,905.30
5. Step 5: Solve for x
   x = 42,679,905.30/6,150.41
6. Step 6: Final answer
   x = 6,939.35