Finding the Fourth Proportional to 3,055.12, 4,216.02 and 1,796.31

Step by Step Solution

1. Step 1: Write the proportion equation
   3,055.12 : 4,216.02 = 1,796.31 : x
2. Step 2: Convert to fraction form
   3,055.12/4,216.02 = 1,796.31/x
3. Step 3: Cross multiply
   3,055.12x = 4,216.02 × 1,796.31
4. Step 4: Simplify right side
   3,055.12x = 7,573,278.89
5. Step 5: Solve for x
   x = 7,573,278.89/3,055.12
6. Step 6: Final answer
   x = 2,478.88