Finding the Fourth Proportional to 1,047.05, 1,441.63 and 889.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,047.05 : 1,441.63 = 889.37 : x
2. Step 2: Convert to fraction form
   1,047.05/1,441.63 = 889.37/x
3. Step 3: Cross multiply
   1,047.05x = 1,441.63 × 889.37
4. Step 4: Simplify right side
   1,047.05x = 1,282,142.47
5. Step 5: Solve for x
   x = 1,282,142.47/1,047.05
6. Step 6: Final answer
   x = 1,224.53