Finding the Fourth Proportional to 2,384.78, 3,575.70 and 1,067.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,384.78 : 3,575.70 = 1,067.81 : x
2. Step 2: Convert to fraction form
   2,384.78/3,575.70 = 1,067.81/x
3. Step 3: Cross multiply
   2,384.78x = 3,575.70 × 1,067.81
4. Step 4: Simplify right side
   2,384.78x = 3,818,150.34
5. Step 5: Solve for x
   x = 3,818,150.34/2,384.78
6. Step 6: Final answer
   x = 1,601.05