Finding the Fourth Proportional to 1,448.89, 2,175.73 and 949.39

Step by Step Solution

1. Step 1: Write the proportion equation
   1,448.89 : 2,175.73 = 949.39 : x
2. Step 2: Convert to fraction form
   1,448.89/2,175.73 = 949.39/x
3. Step 3: Cross multiply
   1,448.89x = 2,175.73 × 949.39
4. Step 4: Simplify right side
   1,448.89x = 2,065,608.49
5. Step 5: Solve for x
   x = 2,065,608.49/1,448.89
6. Step 6: Final answer
   x = 1,425.65