Finding the Fourth Proportional to 2,667.91, 3,682.76 and 1,783.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,667.91 : 3,682.76 = 1,783.39 : x
2. Step 2: Convert to fraction form
   2,667.91/3,682.76 = 1,783.39/x
3. Step 3: Cross multiply
   2,667.91x = 3,682.76 × 1,783.39
4. Step 4: Simplify right side
   2,667.91x = 6,567,797.36
5. Step 5: Solve for x
   x = 6,567,797.36/2,667.91
6. Step 6: Final answer
   x = 2,461.78