Finding the Fourth Proportional to 1,446.27, 2,167.80 and 716.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,446.27 : 2,167.80 = 716.37 : x
2. Step 2: Convert to fraction form
   1,446.27/2,167.80 = 716.37/x
3. Step 3: Cross multiply
   1,446.27x = 2,167.80 × 716.37
4. Step 4: Simplify right side
   1,446.27x = 1,552,946.89
5. Step 5: Solve for x
   x = 1,552,946.89/1,446.27
6. Step 6: Final answer
   x = 1,073.76