Finding the Fourth Proportional to 2,184.24, 3,014.39 and 1,239.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,184.24 : 3,014.39 = 1,239.71 : x
2. Step 2: Convert to fraction form
   2,184.24/3,014.39 = 1,239.71/x
3. Step 3: Cross multiply
   2,184.24x = 3,014.39 × 1,239.71
4. Step 4: Simplify right side
   2,184.24x = 3,736,969.43
5. Step 5: Solve for x
   x = 3,736,969.43/2,184.24
6. Step 6: Final answer
   x = 1,710.88