Finding the Fourth Proportional to 2,080.85, 3,127.95 and 1,674.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,080.85 : 3,127.95 = 1,674.50 : x
2. Step 2: Convert to fraction form
   2,080.85/3,127.95 = 1,674.50/x
3. Step 3: Cross multiply
   2,080.85x = 3,127.95 × 1,674.50
4. Step 4: Simplify right side
   2,080.85x = 5,237,736.64
5. Step 5: Solve for x
   x = 5,237,736.64/2,080.85
6. Step 6: Final answer
   x = 2,517.12