Finding the Fourth Proportional to 2,710.54, 4,067.32 and 2,689.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,710.54 : 4,067.32 = 2,689.88 : x
2. Step 2: Convert to fraction form
   2,710.54/4,067.32 = 2,689.88/x
3. Step 3: Cross multiply
   2,710.54x = 4,067.32 × 2,689.88
4. Step 4: Simplify right side
   2,710.54x = 10,940,602.72
5. Step 5: Solve for x
   x = 10,940,602.72/2,710.54
6. Step 6: Final answer
   x = 4,036.33