Finding the Fourth Proportional to 2,786.38, 3,845.18 and 1,527.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,786.38 : 3,845.18 = 1,527.42 : x
2. Step 2: Convert to fraction form
   2,786.38/3,845.18 = 1,527.42/x
3. Step 3: Cross multiply
   2,786.38x = 3,845.18 × 1,527.42
4. Step 4: Simplify right side
   2,786.38x = 5,873,204.84
5. Step 5: Solve for x
   x = 5,873,204.84/2,786.38
6. Step 6: Final answer
   x = 2,107.83