Finding the Fourth Proportional to 2,819.27, 4,225.29 and 1,338.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,819.27 : 4,225.29 = 1,338.48 : x
2. Step 2: Convert to fraction form
   2,819.27/4,225.29 = 1,338.48/x
3. Step 3: Cross multiply
   2,819.27x = 4,225.29 × 1,338.48
4. Step 4: Simplify right side
   2,819.27x = 5,655,466.16
5. Step 5: Solve for x
   x = 5,655,466.16/2,819.27
6. Step 6: Final answer
   x = 2,006.01