Finding the Fourth Proportional to 5,856.13, 8,078.16 and 3,727.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,856.13 : 8,078.16 = 3,727.72 : x
2. Step 2: Convert to fraction form
   5,856.13/8,078.16 = 3,727.72/x
3. Step 3: Cross multiply
   5,856.13x = 8,078.16 × 3,727.72
4. Step 4: Simplify right side
   5,856.13x = 30,113,118.60
5. Step 5: Solve for x
   x = 30,113,118.60/5,856.13
6. Step 6: Final answer
   x = 5,142.15