Finding the Fourth Proportional to 2,067.49, 2,855.61 and 1,507.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,067.49 : 2,855.61 = 1,507.06 : x
2. Step 2: Convert to fraction form
   2,067.49/2,855.61 = 1,507.06/x
3. Step 3: Cross multiply
   2,067.49x = 2,855.61 × 1,507.06
4. Step 4: Simplify right side
   2,067.49x = 4,303,553.79
5. Step 5: Solve for x
   x = 4,303,553.79/2,067.49
6. Step 6: Final answer
   x = 2,081.54