Finding the Fourth Proportional to 1,047.34, 1,571.76 and 844.36

Step by Step Solution

1. Step 1: Write the proportion equation
   1,047.34 : 1,571.76 = 844.36 : x
2. Step 2: Convert to fraction form
   1,047.34/1,571.76 = 844.36/x
3. Step 3: Cross multiply
   1,047.34x = 1,571.76 × 844.36
4. Step 4: Simplify right side
   1,047.34x = 1,327,131.27
5. Step 5: Solve for x
   x = 1,327,131.27/1,047.34
6. Step 6: Final answer
   x = 1,267.14