Finding the Fourth Proportional to 2,080.68, 3,107.52 and 1,885.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,080.68 : 3,107.52 = 1,885.29 : x
2. Step 2: Convert to fraction form
   2,080.68/3,107.52 = 1,885.29/x
3. Step 3: Cross multiply
   2,080.68x = 3,107.52 × 1,885.29
4. Step 4: Simplify right side
   2,080.68x = 5,858,576.38
5. Step 5: Solve for x
   x = 5,858,576.38/2,080.68
6. Step 6: Final answer
   x = 2,815.70