Finding the Fourth Proportional to 1,601.97, 2,401.31 and 1,017.39

Step by Step Solution

1. Step 1: Write the proportion equation
   1,601.97 : 2,401.31 = 1,017.39 : x
2. Step 2: Convert to fraction form
   1,601.97/2,401.31 = 1,017.39/x
3. Step 3: Cross multiply
   1,601.97x = 2,401.31 × 1,017.39
4. Step 4: Simplify right side
   1,601.97x = 2,443,080.33
5. Step 5: Solve for x
   x = 2,443,080.33/1,601.97
6. Step 6: Final answer
   x = 1,525.05