Finding the Fourth Proportional to 1,629.82, 2,247.04 and 1,039.33

Step by Step Solution

1. Step 1: Write the proportion equation
   1,629.82 : 2,247.04 = 1,039.33 : x
2. Step 2: Convert to fraction form
   1,629.82/2,247.04 = 1,039.33/x
3. Step 3: Cross multiply
   1,629.82x = 2,247.04 × 1,039.33
4. Step 4: Simplify right side
   1,629.82x = 2,335,410.89
5. Step 5: Solve for x
   x = 2,335,410.89/1,629.82
6. Step 6: Final answer
   x = 1,432.93