Finding the Fourth Proportional to 3,616.23, 5,423.74 and 1,018.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,616.23 : 5,423.74 = 1,018.56 : x
2. Step 2: Convert to fraction form
   3,616.23/5,423.74 = 1,018.56/x
3. Step 3: Cross multiply
   3,616.23x = 5,423.74 × 1,018.56
4. Step 4: Simplify right side
   3,616.23x = 5,524,404.61
5. Step 5: Solve for x
   x = 5,524,404.61/3,616.23
6. Step 6: Final answer
   x = 1,527.67