Finding the Fourth Proportional to 2,405.01, 3,605.85 and 944.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,405.01 : 3,605.85 = 944.31 : x
2. Step 2: Convert to fraction form
   2,405.01/3,605.85 = 944.31/x
3. Step 3: Cross multiply
   2,405.01x = 3,605.85 × 944.31
4. Step 4: Simplify right side
   2,405.01x = 3,405,040.21
5. Step 5: Solve for x
   x = 3,405,040.21/2,405.01
6. Step 6: Final answer
   x = 1,415.81