Finding the Fourth Proportional to 1,451.67, 2,003.33 and 822.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,451.67 : 2,003.33 = 822.25 : x
2. Step 2: Convert to fraction form
   1,451.67/2,003.33 = 822.25/x
3. Step 3: Cross multiply
   1,451.67x = 2,003.33 × 822.25
4. Step 4: Simplify right side
   1,451.67x = 1,647,242.65
5. Step 5: Solve for x
   x = 1,647,242.65/1,451.67
6. Step 6: Final answer
   x = 1,134.72