Finding the Fourth Proportional to 3,678.67, 5,076.59 and 2,000.09

Step by Step Solution

1. Step 1: Write the proportion equation
   3,678.67 : 5,076.59 = 2,000.09 : x
2. Step 2: Convert to fraction form
   3,678.67/5,076.59 = 2,000.09/x
3. Step 3: Cross multiply
   3,678.67x = 5,076.59 × 2,000.09
4. Step 4: Simplify right side
   3,678.67x = 10,153,626.89
5. Step 5: Solve for x
   x = 10,153,626.89/3,678.67
6. Step 6: Final answer
   x = 2,760.14