Finding the Fourth Proportional to 2,192.51, 3,287.82 and 731.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,192.51 : 3,287.82 = 731.27 : x
2. Step 2: Convert to fraction form
   2,192.51/3,287.82 = 731.27/x
3. Step 3: Cross multiply
   2,192.51x = 3,287.82 × 731.27
4. Step 4: Simplify right side
   2,192.51x = 2,404,284.13
5. Step 5: Solve for x
   x = 2,404,284.13/2,192.51
6. Step 6: Final answer
   x = 1,096.59