Finding the Fourth Proportional to 1,039.25, 1,433.98 and 597.17

Step by Step Solution

1. Step 1: Write the proportion equation
   1,039.25 : 1,433.98 = 597.17 : x
2. Step 2: Convert to fraction form
   1,039.25/1,433.98 = 597.17/x
3. Step 3: Cross multiply
   1,039.25x = 1,433.98 × 597.17
4. Step 4: Simplify right side
   1,039.25x = 856,334.17
5. Step 5: Solve for x
   x = 856,334.17/1,039.25
6. Step 6: Final answer
   x = 823.99