Finding the Fourth Proportional to 1,018.44, 1,404.99 and 598.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,018.44 : 1,404.99 = 598.82 : x
2. Step 2: Convert to fraction form
   1,018.44/1,404.99 = 598.82/x
3. Step 3: Cross multiply
   1,018.44x = 1,404.99 × 598.82
4. Step 4: Simplify right side
   1,018.44x = 841,329.09
5. Step 5: Solve for x
   x = 841,329.09/1,018.44
6. Step 6: Final answer
   x = 826.10