Finding the Fourth Proportional to 2,786.77, 3,845.78 and 1,527.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,786.77 : 3,845.78 = 1,527.94 : x
2. Step 2: Convert to fraction form
   2,786.77/3,845.78 = 1,527.94/x
3. Step 3: Cross multiply
   2,786.77x = 3,845.78 × 1,527.94
4. Step 4: Simplify right side
   2,786.77x = 5,876,115.30
5. Step 5: Solve for x
   x = 5,876,115.30/2,786.77
6. Step 6: Final answer
   x = 2,108.58