Finding the Fourth Proportional to 4,012.38, 6,016.37 and 1,238.29

Step by Step Solution

1. Step 1: Write the proportion equation
   4,012.38 : 6,016.37 = 1,238.29 : x
2. Step 2: Convert to fraction form
   4,012.38/6,016.37 = 1,238.29/x
3. Step 3: Cross multiply
   4,012.38x = 6,016.37 × 1,238.29
4. Step 4: Simplify right side
   4,012.38x = 7,450,007.71
5. Step 5: Solve for x
   x = 7,450,007.71/4,012.38
6. Step 6: Final answer
   x = 1,856.75