Finding the Fourth Proportional to 8,016.36, 12,028.79 and 5,377.38

Step by Step Solution

1. Step 1: Write the proportion equation
   8,016.36 : 12,028.79 = 5,377.38 : x
2. Step 2: Convert to fraction form
   8,016.36/12,028.79 = 5,377.38/x
3. Step 3: Cross multiply
   8,016.36x = 12,028.79 × 5,377.38
4. Step 4: Simplify right side
   8,016.36x = 64,683,374.77
5. Step 5: Solve for x
   x = 64,683,374.77/8,016.36
6. Step 6: Final answer
   x = 8,068.92