Finding the Fourth Proportional to 2,030.82, 3,043.85 and 1,800.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,030.82 : 3,043.85 = 1,800.15 : x
2. Step 2: Convert to fraction form
   2,030.82/3,043.85 = 1,800.15/x
3. Step 3: Cross multiply
   2,030.82x = 3,043.85 × 1,800.15
4. Step 4: Simplify right side
   2,030.82x = 5,479,386.58
5. Step 5: Solve for x
   x = 5,479,386.58/2,030.82
6. Step 6: Final answer
   x = 2,698.12