Finding the Fourth Proportional to 3,627.78, 5,006.79 and 2,056.38

Step by Step Solution

1. Step 1: Write the proportion equation
   3,627.78 : 5,006.79 = 2,056.38 : x
2. Step 2: Convert to fraction form
   3,627.78/5,006.79 = 2,056.38/x
3. Step 3: Cross multiply
   3,627.78x = 5,006.79 × 2,056.38
4. Step 4: Simplify right side
   3,627.78x = 10,295,862.82
5. Step 5: Solve for x
   x = 10,295,862.82/3,627.78
6. Step 6: Final answer
   x = 2,838.06