Finding the Fourth Proportional to 3,055.89, 4,216.71 and 1,796.20

Step by Step Solution

1. Step 1: Write the proportion equation
   3,055.89 : 4,216.71 = 1,796.20 : x
2. Step 2: Convert to fraction form
   3,055.89/4,216.71 = 1,796.20/x
3. Step 3: Cross multiply
   3,055.89x = 4,216.71 × 1,796.20
4. Step 4: Simplify right side
   3,055.89x = 7,574,033.42
5. Step 5: Solve for x
   x = 7,574,033.42/3,055.89
6. Step 6: Final answer
   x = 2,478.50