Finding the Fourth Proportional to 2,786.58, 4,175.55 and 1,141.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,786.58 : 4,175.55 = 1,141.74 : x
2. Step 2: Convert to fraction form
   2,786.58/4,175.55 = 1,141.74/x
3. Step 3: Cross multiply
   2,786.58x = 4,175.55 × 1,141.74
4. Step 4: Simplify right side
   2,786.58x = 4,767,392.46
5. Step 5: Solve for x
   x = 4,767,392.46/2,786.58
6. Step 6: Final answer
   x = 1,710.84