Finding the Fourth Proportional to 12,819.39, 19,222.38 and 5,793.36

Step by Step Solution

1. Step 1: Write the proportion equation
   12,819.39 : 19,222.38 = 5,793.36 : x
2. Step 2: Convert to fraction form
   12,819.39/19,222.38 = 5,793.36/x
3. Step 3: Cross multiply
   12,819.39x = 19,222.38 × 5,793.36
4. Step 4: Simplify right side
   12,819.39x = 111,362,167.40
5. Step 5: Solve for x
   x = 111,362,167.40/12,819.39
6. Step 6: Final answer
   x = 8,687.01