Finding the Fourth Proportional to 1,018.24, 1,404.96 and 604.16

Step by Step Solution

1. Step 1: Write the proportion equation
   1,018.24 : 1,404.96 = 604.16 : x
2. Step 2: Convert to fraction form
   1,018.24/1,404.96 = 604.16/x
3. Step 3: Cross multiply
   1,018.24x = 1,404.96 × 604.16
4. Step 4: Simplify right side
   1,018.24x = 848,820.63
5. Step 5: Solve for x
   x = 848,820.63/1,018.24
6. Step 6: Final answer
   x = 833.62