Finding the Fourth Proportional to 1,050.79, 1,450.16 and 585.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,050.79 : 1,450.16 = 585.04 : x
2. Step 2: Convert to fraction form
   1,050.79/1,450.16 = 585.04/x
3. Step 3: Cross multiply
   1,050.79x = 1,450.16 × 585.04
4. Step 4: Simplify right side
   1,050.79x = 848,401.61
5. Step 5: Solve for x
   x = 848,401.61/1,050.79
6. Step 6: Final answer
   x = 807.39