Finding the Fourth Proportional to 1,017.07, 1,403.18 and 597.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,017.07 : 1,403.18 = 597.27 : x
2. Step 2: Convert to fraction form
   1,017.07/1,403.18 = 597.27/x
3. Step 3: Cross multiply
   1,017.07x = 1,403.18 × 597.27
4. Step 4: Simplify right side
   1,017.07x = 838,067.32
5. Step 5: Solve for x
   x = 838,067.32/1,017.07
6. Step 6: Final answer
   x = 824.01