Finding the Fourth Proportional to 2,424.12, 3,637.10 and 964.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,424.12 : 3,637.10 = 964.31 : x
2. Step 2: Convert to fraction form
   2,424.12/3,637.10 = 964.31/x
3. Step 3: Cross multiply
   2,424.12x = 3,637.10 × 964.31
4. Step 4: Simplify right side
   2,424.12x = 3,507,268.89
5. Step 5: Solve for x
   x = 3,507,268.89/2,424.12
6. Step 6: Final answer
   x = 1,446.82