Finding the Fourth Proportional to 10,745.87, 16,119.81 and 3,724.79

Step by Step Solution

1. Step 1: Write the proportion equation
   10,745.87 : 16,119.81 = 3,724.79 : x
2. Step 2: Convert to fraction form
   10,745.87/16,119.81 = 3,724.79/x
3. Step 3: Cross multiply
   10,745.87x = 16,119.81 × 3,724.79
4. Step 4: Simplify right side
   10,745.87x = 60,042,826.49
5. Step 5: Solve for x
   x = 60,042,826.49/10,745.87
6. Step 6: Final answer
   x = 5,587.53