Finding the Fourth Proportional to 3,338.52, 5,006.34 and 1,028.76

Step by Step Solution

1. Step 1: Write the proportion equation
   3,338.52 : 5,006.34 = 1,028.76 : x
2. Step 2: Convert to fraction form
   3,338.52/5,006.34 = 1,028.76/x
3. Step 3: Cross multiply
   3,338.52x = 5,006.34 × 1,028.76
4. Step 4: Simplify right side
   3,338.52x = 5,150,322.34
5. Step 5: Solve for x
   x = 5,150,322.34/3,338.52
6. Step 6: Final answer
   x = 1,542.70