Finding the Fourth Proportional to 3,336.67, 5,005.55 and 1,028.17

Step by Step Solution

1. Step 1: Write the proportion equation
   3,336.67 : 5,005.55 = 1,028.17 : x
2. Step 2: Convert to fraction form
   3,336.67/5,005.55 = 1,028.17/x
3. Step 3: Cross multiply
   3,336.67x = 5,005.55 × 1,028.17
4. Step 4: Simplify right side
   3,336.67x = 5,146,556.34
5. Step 5: Solve for x
   x = 5,146,556.34/3,336.67
6. Step 6: Final answer
   x = 1,542.42