Finding the Fourth Proportional to 2,965.89, 4,449.34 and 1,322.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,965.89 : 4,449.34 = 1,322.40 : x
2. Step 2: Convert to fraction form
   2,965.89/4,449.34 = 1,322.40/x
3. Step 3: Cross multiply
   2,965.89x = 4,449.34 × 1,322.40
4. Step 4: Simplify right side
   2,965.89x = 5,883,807.22
5. Step 5: Solve for x
   x = 5,883,807.22/2,965.89
6. Step 6: Final answer
   x = 1,983.83