Finding the Fourth Proportional to 3,514.85, 5,280.47 and 2,055.02

Step by Step Solution

1. Step 1: Write the proportion equation
   3,514.85 : 5,280.47 = 2,055.02 : x
2. Step 2: Convert to fraction form
   3,514.85/5,280.47 = 2,055.02/x
3. Step 3: Cross multiply
   3,514.85x = 5,280.47 × 2,055.02
4. Step 4: Simplify right side
   3,514.85x = 10,851,461.18
5. Step 5: Solve for x
   x = 10,851,461.18/3,514.85
6. Step 6: Final answer
   x = 3,087.32