Finding the Fourth Proportional to 2,786.18, 3,844.82 and 1,667.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,786.18 : 3,844.82 = 1,667.74 : x
2. Step 2: Convert to fraction form
   2,786.18/3,844.82 = 1,667.74/x
3. Step 3: Cross multiply
   2,786.18x = 3,844.82 × 1,667.74
4. Step 4: Simplify right side
   2,786.18x = 6,412,160.11
5. Step 5: Solve for x
   x = 6,412,160.11/2,786.18
6. Step 6: Final answer
   x = 2,301.42