Finding the Fourth Proportional to 4,150.69, 6,228.20 and 1,687.33

Step by Step Solution

1. Step 1: Write the proportion equation
   4,150.69 : 6,228.20 = 1,687.33 : x
2. Step 2: Convert to fraction form
   4,150.69/6,228.20 = 1,687.33/x
3. Step 3: Cross multiply
   4,150.69x = 6,228.20 × 1,687.33
4. Step 4: Simplify right side
   4,150.69x = 10,509,028.71
5. Step 5: Solve for x
   x = 10,509,028.71/4,150.69
6. Step 6: Final answer
   x = 2,531.88