Finding the Fourth Proportional to 3,287.84, 4,536.15 and 2,238.08

Step by Step Solution

1. Step 1: Write the proportion equation
   3,287.84 : 4,536.15 = 2,238.08 : x
2. Step 2: Convert to fraction form
   3,287.84/4,536.15 = 2,238.08/x
3. Step 3: Cross multiply
   3,287.84x = 4,536.15 × 2,238.08
4. Step 4: Simplify right side
   3,287.84x = 10,152,266.59
5. Step 5: Solve for x
   x = 10,152,266.59/3,287.84
6. Step 6: Final answer
   x = 3,087.82