Finding the Fourth Proportional to 3,647.86, 5,034.68 and 2,055.22

Step by Step Solution

1. Step 1: Write the proportion equation
   3,647.86 : 5,034.68 = 2,055.22 : x
2. Step 2: Convert to fraction form
   3,647.86/5,034.68 = 2,055.22/x
3. Step 3: Cross multiply
   3,647.86x = 5,034.68 × 2,055.22
4. Step 4: Simplify right side
   3,647.86x = 10,347,375.03
5. Step 5: Solve for x
   x = 10,347,375.03/3,647.86
6. Step 6: Final answer
   x = 2,836.56