Finding the Fourth Proportional to 8,019.84, 12,019.15 and 5,806.08

Step by Step Solution

1. Step 1: Write the proportion equation
   8,019.84 : 12,019.15 = 5,806.08 : x
2. Step 2: Convert to fraction form
   8,019.84/12,019.15 = 5,806.08/x
3. Step 3: Cross multiply
   8,019.84x = 12,019.15 × 5,806.08
4. Step 4: Simplify right side
   8,019.84x = 69,784,153.69
5. Step 5: Solve for x
   x = 69,784,153.69/8,019.84
6. Step 6: Final answer
   x = 8,701.44