Finding the Fourth Proportional to 8,718.33, 12,019.35 and 5,992.77

Step by Step Solution

1. Step 1: Write the proportion equation
   8,718.33 : 12,019.35 = 5,992.77 : x
2. Step 2: Convert to fraction form
   8,718.33/12,019.35 = 5,992.77/x
3. Step 3: Cross multiply
   8,718.33x = 12,019.35 × 5,992.77
4. Step 4: Simplify right side
   8,718.33x = 72,029,200.10
5. Step 5: Solve for x
   x = 72,029,200.10/8,718.33
6. Step 6: Final answer
   x = 8,261.81