Finding the Fourth Proportional to 2,055.48, 3,083.34 and 668.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,055.48 : 3,083.34 = 668.82 : x
2. Step 2: Convert to fraction form
   2,055.48/3,083.34 = 668.82/x
3. Step 3: Cross multiply
   2,055.48x = 3,083.34 × 668.82
4. Step 4: Simplify right side
   2,055.48x = 2,062,199.46
5. Step 5: Solve for x
   x = 2,062,199.46/2,055.48
6. Step 6: Final answer
   x = 1,003.27