Finding the Fourth Proportional to 12,768.50, 19,152.83 and 4,448.67

Step by Step Solution

1. Step 1: Write the proportion equation
   12,768.50 : 19,152.83 = 4,448.67 : x
2. Step 2: Convert to fraction form
   12,768.50/19,152.83 = 4,448.67/x
3. Step 3: Cross multiply
   12,768.50x = 19,152.83 × 4,448.67
4. Step 4: Simplify right side
   12,768.50x = 85,204,667.27
5. Step 5: Solve for x
   x = 85,204,667.27/12,768.50
6. Step 6: Final answer
   x = 6,673.04