Finding the Fourth Proportional to 3,488.72, 5,234.07 and 1,023.49

Step by Step Solution

1. Step 1: Write the proportion equation
   3,488.72 : 5,234.07 = 1,023.49 : x
2. Step 2: Convert to fraction form
   3,488.72/5,234.07 = 1,023.49/x
3. Step 3: Cross multiply
   3,488.72x = 5,234.07 × 1,023.49
4. Step 4: Simplify right side
   3,488.72x = 5,356,993.49
5. Step 5: Solve for x
   x = 5,356,993.49/3,488.72
6. Step 6: Final answer
   x = 1,535.52