Finding the Fourth Proportional to 1,040.66, 1,436.36 and 598.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,040.66 : 1,436.36 = 598.82 : x
2. Step 2: Convert to fraction form
   1,040.66/1,436.36 = 598.82/x
3. Step 3: Cross multiply
   1,040.66x = 1,436.36 × 598.82
4. Step 4: Simplify right side
   1,040.66x = 860,118.10
5. Step 5: Solve for x
   x = 860,118.10/1,040.66
6. Step 6: Final answer
   x = 826.51