Finding the Fourth Proportional to 1,644.01, 2,268.73 and 935.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,644.01 : 2,268.73 = 935.83 : x
2. Step 2: Convert to fraction form
   1,644.01/2,268.73 = 935.83/x
3. Step 3: Cross multiply
   1,644.01x = 2,268.73 × 935.83
4. Step 4: Simplify right side
   1,644.01x = 2,123,145.60
5. Step 5: Solve for x
   x = 2,123,145.60/1,644.01
6. Step 6: Final answer
   x = 1,291.44