Finding the Fourth Proportional to 2,405.23, 3,605.04 and 1,018.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,405.23 : 3,605.04 = 1,018.10 : x
2. Step 2: Convert to fraction form
   2,405.23/3,605.04 = 1,018.10/x
3. Step 3: Cross multiply
   2,405.23x = 3,605.04 × 1,018.10
4. Step 4: Simplify right side
   2,405.23x = 3,670,300.24
5. Step 5: Solve for x
   x = 3,670,300.24/2,405.23
6. Step 6: Final answer
   x = 1,525.97