Finding the Fourth Proportional to 3,625.67, 5,437.89 and 1,028

Step by Step Solution

1. Step 1: Write the proportion equation
   3,625.67 : 5,437.89 = 1,028 : x
2. Step 2: Convert to fraction form
   3,625.67/5,437.89 = 1,028/x
3. Step 3: Cross multiply
   3,625.67x = 5,437.89 × 1,028
4. Step 4: Simplify right side
   3,625.67x = 5,590,150.92
5. Step 5: Solve for x
   x = 5,590,150.92/3,625.67
6. Step 6: Final answer
   x = 1,541.83