Finding the Fourth Proportional to 2,710.16, 4,066.61 and 1,067.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,710.16 : 4,066.61 = 1,067.88 : x
2. Step 2: Convert to fraction form
   2,710.16/4,066.61 = 1,067.88/x
3. Step 3: Cross multiply
   2,710.16x = 4,066.61 × 1,067.88
4. Step 4: Simplify right side
   2,710.16x = 4,342,661.40
5. Step 5: Solve for x
   x = 4,342,661.40/2,710.16
6. Step 6: Final answer
   x = 1,602.36