Finding the Fourth Proportional to 8,019.72, 12,026.84 and 4,069.46

Step by Step Solution

1. Step 1: Write the proportion equation
   8,019.72 : 12,026.84 = 4,069.46 : x
2. Step 2: Convert to fraction form
   8,019.72/12,026.84 = 4,069.46/x
3. Step 3: Cross multiply
   8,019.72x = 12,026.84 × 4,069.46
4. Step 4: Simplify right side
   8,019.72x = 48,942,709.38
5. Step 5: Solve for x
   x = 48,942,709.38/8,019.72
6. Step 6: Final answer
   x = 6,102.79