Finding the Fourth Proportional to 2,182.50, 3,275.19 and 1,028.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,182.50 : 3,275.19 = 1,028.34 : x
2. Step 2: Convert to fraction form
   2,182.50/3,275.19 = 1,028.34/x
3. Step 3: Cross multiply
   2,182.50x = 3,275.19 × 1,028.34
4. Step 4: Simplify right side
   2,182.50x = 3,368,008.88
5. Step 5: Solve for x
   x = 3,368,008.88/2,182.50
6. Step 6: Final answer
   x = 1,543.19