Finding the Fourth Proportional to 2,067.32, 3,085.66 and 1,922.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,067.32 : 3,085.66 = 1,922.84 : x
2. Step 2: Convert to fraction form
   2,067.32/3,085.66 = 1,922.84/x
3. Step 3: Cross multiply
   2,067.32x = 3,085.66 × 1,922.84
4. Step 4: Simplify right side
   2,067.32x = 5,933,230.47
5. Step 5: Solve for x
   x = 5,933,230.47/2,067.32
6. Step 6: Final answer
   x = 2,870.01