Finding the Fourth Proportional to 2,766.08, 3,816.30 and 2,174.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,766.08 : 3,816.30 = 2,174.72 : x
2. Step 2: Convert to fraction form
   2,766.08/3,816.30 = 2,174.72/x
3. Step 3: Cross multiply
   2,766.08x = 3,816.30 × 2,174.72
4. Step 4: Simplify right side
   2,766.08x = 8,299,383.94
5. Step 5: Solve for x
   x = 8,299,383.94/2,766.08
6. Step 6: Final answer
   x = 3,000.41