Finding the Fourth Proportional to 2,244.51, 3,097.25 and 1,287.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,244.51 : 3,097.25 = 1,287.45 : x
2. Step 2: Convert to fraction form
   2,244.51/3,097.25 = 1,287.45/x
3. Step 3: Cross multiply
   2,244.51x = 3,097.25 × 1,287.45
4. Step 4: Simplify right side
   2,244.51x = 3,987,554.51
5. Step 5: Solve for x
   x = 3,987,554.51/2,244.51
6. Step 6: Final answer
   x = 1,776.58