Finding the Fourth Proportional to 2,067.90, 2,852.41 and 1,359.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,067.90 : 2,852.41 = 1,359.78 : x
2. Step 2: Convert to fraction form
   2,067.90/2,852.41 = 1,359.78/x
3. Step 3: Cross multiply
   2,067.90x = 2,852.41 × 1,359.78
4. Step 4: Simplify right side
   2,067.90x = 3,878,650.07
5. Step 5: Solve for x
   x = 3,878,650.07/2,067.90
6. Step 6: Final answer
   x = 1,875.65