Finding the Fourth Proportional to 2,573.56, 3,853.14 and 1,338.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,573.56 : 3,853.14 = 1,338.28 : x
2. Step 2: Convert to fraction form
   2,573.56/3,853.14 = 1,338.28/x
3. Step 3: Cross multiply
   2,573.56x = 3,853.14 × 1,338.28
4. Step 4: Simplify right side
   2,573.56x = 5,156,580.20
5. Step 5: Solve for x
   x = 5,156,580.20/2,573.56
6. Step 6: Final answer
   x = 2,003.68