Finding the Fourth Proportional to 1,301.96, 1,796.73 and 712.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,301.96 : 1,796.73 = 712.49 : x
2. Step 2: Convert to fraction form
   1,301.96/1,796.73 = 712.49/x
3. Step 3: Cross multiply
   1,301.96x = 1,796.73 × 712.49
4. Step 4: Simplify right side
   1,301.96x = 1,280,152.16
5. Step 5: Solve for x
   x = 1,280,152.16/1,301.96
6. Step 6: Final answer
   x = 983.25