Finding the Fourth Proportional to 3,067.75, 4,233.50 and 1,670.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,067.75 : 4,233.50 = 1,670.50 : x
2. Step 2: Convert to fraction form
   3,067.75/4,233.50 = 1,670.50/x
3. Step 3: Cross multiply
   3,067.75x = 4,233.50 × 1,670.50
4. Step 4: Simplify right side
   3,067.75x = 7,072,061.75
5. Step 5: Solve for x
   x = 7,072,061.75/3,067.75
6. Step 6: Final answer
   x = 2,305.29