Finding the Fourth Proportional to 3,669.78, 5,064.22 and 2,054.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,669.78 : 5,064.22 = 2,054.42 : x
2. Step 2: Convert to fraction form
   3,669.78/5,064.22 = 2,054.42/x
3. Step 3: Cross multiply
   3,669.78x = 5,064.22 × 2,054.42
4. Step 4: Simplify right side
   3,669.78x = 10,404,034.85
5. Step 5: Solve for x
   x = 10,404,034.85/3,669.78
6. Step 6: Final answer
   x = 2,835.06