Finding the Fourth Proportional to 1,422.54, 1,963.53 and 833.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,422.54 : 1,963.53 = 833.22 : x
2. Step 2: Convert to fraction form
   1,422.54/1,963.53 = 833.22/x
3. Step 3: Cross multiply
   1,422.54x = 1,963.53 × 833.22
4. Step 4: Simplify right side
   1,422.54x = 1,636,052.47
5. Step 5: Solve for x
   x = 1,636,052.47/1,422.54
6. Step 6: Final answer
   x = 1,150.09