Finding the Fourth Proportional to 1,446.75, 1,996.56 and 887.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,446.75 : 1,996.56 = 887.22 : x
2. Step 2: Convert to fraction form
   1,446.75/1,996.56 = 887.22/x
3. Step 3: Cross multiply
   1,446.75x = 1,996.56 × 887.22
4. Step 4: Simplify right side
   1,446.75x = 1,771,387.96
5. Step 5: Solve for x
   x = 1,771,387.96/1,446.75
6. Step 6: Final answer
   x = 1,224.39