Finding the Fourth Proportional to 1,422.01, 1,962.46 and 832.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,422.01 : 1,962.46 = 832.89 : x
2. Step 2: Convert to fraction form
   1,422.01/1,962.46 = 832.89/x
3. Step 3: Cross multiply
   1,422.01x = 1,962.46 × 832.89
4. Step 4: Simplify right side
   1,422.01x = 1,634,513.31
5. Step 5: Solve for x
   x = 1,634,513.31/1,422.01
6. Step 6: Final answer
   x = 1,149.44