Finding the Fourth Proportional to 1,040.76, 1,436.04 and 598.68

Step by Step Solution

1. Step 1: Write the proportion equation
   1,040.76 : 1,436.04 = 598.68 : x
2. Step 2: Convert to fraction form
   1,040.76/1,436.04 = 598.68/x
3. Step 3: Cross multiply
   1,040.76x = 1,436.04 × 598.68
4. Step 4: Simplify right side
   1,040.76x = 859,728.43
5. Step 5: Solve for x
   x = 859,728.43/1,040.76
6. Step 6: Final answer
   x = 826.06