Finding the Fourth Proportional to 1,597.73, 2,383.75 and 1,422.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,597.73 : 2,383.75 = 1,422.31 : x
2. Step 2: Convert to fraction form
   1,597.73/2,383.75 = 1,422.31/x
3. Step 3: Cross multiply
   1,597.73x = 2,383.75 × 1,422.31
4. Step 4: Simplify right side
   1,597.73x = 3,390,435.75
5. Step 5: Solve for x
   x = 3,390,435.75/1,597.73
6. Step 6: Final answer
   x = 2,122.04