Finding the Fourth Proportional to 1,447.48, 1,996.56 and 1,022.73

Step by Step Solution

1. Step 1: Write the proportion equation
   1,447.48 : 1,996.56 = 1,022.73 : x
2. Step 2: Convert to fraction form
   1,447.48/1,996.56 = 1,022.73/x
3. Step 3: Cross multiply
   1,447.48x = 1,996.56 × 1,022.73
4. Step 4: Simplify right side
   1,447.48x = 2,041,941.81
5. Step 5: Solve for x
   x = 2,041,941.81/1,447.48
6. Step 6: Final answer
   x = 1,410.69