Finding the Fourth Proportional to 1,446.62, 1,996.30 and 817.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,446.62 : 1,996.30 = 817.04 : x
2. Step 2: Convert to fraction form
   1,446.62/1,996.30 = 817.04/x
3. Step 3: Cross multiply
   1,446.62x = 1,996.30 × 817.04
4. Step 4: Simplify right side
   1,446.62x = 1,631,056.95
5. Step 5: Solve for x
   x = 1,631,056.95/1,446.62
6. Step 6: Final answer
   x = 1,127.50