Finding the Fourth Proportional to 1,446.42, 1,996.02 and 817.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,446.42 : 1,996.02 = 817.02 : x
2. Step 2: Convert to fraction form
   1,446.42/1,996.02 = 817.02/x
3. Step 3: Cross multiply
   1,446.42x = 1,996.02 × 817.02
4. Step 4: Simplify right side
   1,446.42x = 1,630,788.26
5. Step 5: Solve for x
   x = 1,630,788.26/1,446.42
6. Step 6: Final answer
   x = 1,127.47