Finding the Fourth Proportional to 1,273.05, 1,756.71 and 713.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,273.05 : 1,756.71 = 713.52 : x
2. Step 2: Convert to fraction form
   1,273.05/1,756.71 = 713.52/x
3. Step 3: Cross multiply
   1,273.05x = 1,756.71 × 713.52
4. Step 4: Simplify right side
   1,273.05x = 1,253,447.72
5. Step 5: Solve for x
   x = 1,253,447.72/1,273.05
6. Step 6: Final answer
   x = 984.60