Finding the Fourth Proportional to 1,661.67, 2,493.72 and 796.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,661.67 : 2,493.72 = 796.59 : x
2. Step 2: Convert to fraction form
   1,661.67/2,493.72 = 796.59/x
3. Step 3: Cross multiply
   1,661.67x = 2,493.72 × 796.59
4. Step 4: Simplify right side
   1,661.67x = 1,986,472.41
5. Step 5: Solve for x
   x = 1,986,472.41/1,661.67
6. Step 6: Final answer
   x = 1,195.47