Finding the Fourth Proportional to 1,648.94, 2,469.30 and 953.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,648.94 : 2,469.30 = 953.37 : x
2. Step 2: Convert to fraction form
   1,648.94/2,469.30 = 953.37/x
3. Step 3: Cross multiply
   1,648.94x = 2,469.30 × 953.37
4. Step 4: Simplify right side
   1,648.94x = 2,354,156.54
5. Step 5: Solve for x
   x = 2,354,156.54/1,648.94
6. Step 6: Final answer
   x = 1,427.68