Finding the Fourth Proportional to 1,446.60, 1,996.80 and 922.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,446.60 : 1,996.80 = 922.52 : x
2. Step 2: Convert to fraction form
   1,446.60/1,996.80 = 922.52/x
3. Step 3: Cross multiply
   1,446.60x = 1,996.80 × 922.52
4. Step 4: Simplify right side
   1,446.60x = 1,842,087.94
5. Step 5: Solve for x
   x = 1,842,087.94/1,446.60
6. Step 6: Final answer
   x = 1,273.39