Finding the Fourth Proportional to 3,356.28, 5,028.72 and 2,055.02

Step by Step Solution

1. Step 1: Write the proportion equation
   3,356.28 : 5,028.72 = 2,055.02 : x
2. Step 2: Convert to fraction form
   3,356.28/5,028.72 = 2,055.02/x
3. Step 3: Cross multiply
   3,356.28x = 5,028.72 × 2,055.02
4. Step 4: Simplify right side
   3,356.28x = 10,334,120.17
5. Step 5: Solve for x
   x = 10,334,120.17/3,356.28
6. Step 6: Final answer
   x = 3,079.04