Finding the Fourth Proportional to 1,050.89, 1,450.20 and 585.14

Step by Step Solution

1. Step 1: Write the proportion equation
   1,050.89 : 1,450.20 = 585.14 : x
2. Step 2: Convert to fraction form
   1,050.89/1,450.20 = 585.14/x
3. Step 3: Cross multiply
   1,050.89x = 1,450.20 × 585.14
4. Step 4: Simplify right side
   1,050.89x = 848,570.03
5. Step 5: Solve for x
   x = 848,570.03/1,050.89
6. Step 6: Final answer
   x = 807.48