Finding the Fourth Proportional to 3,007.82, 4,150.78 and 1,681.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,007.82 : 4,150.78 = 1,681.52 : x
2. Step 2: Convert to fraction form
   3,007.82/4,150.78 = 1,681.52/x
3. Step 3: Cross multiply
   3,007.82x = 4,150.78 × 1,681.52
4. Step 4: Simplify right side
   3,007.82x = 6,979,594.63
5. Step 5: Solve for x
   x = 6,979,594.63/3,007.82
6. Step 6: Final answer
   x = 2,320.48