Finding the Fourth Proportional to 3,336.56, 5,004.72 and 1,028

Step by Step Solution

1. Step 1: Write the proportion equation
   3,336.56 : 5,004.72 = 1,028 : x
2. Step 2: Convert to fraction form
   3,336.56/5,004.72 = 1,028/x
3. Step 3: Cross multiply
   3,336.56x = 5,004.72 × 1,028
4. Step 4: Simplify right side
   3,336.56x = 5,144,852.16
5. Step 5: Solve for x
   x = 5,144,852.16/3,336.56
6. Step 6: Final answer
   x = 1,541.96