Finding the Fourth Proportional to 2,003.52, 2,764.82 and 1,217.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,003.52 : 2,764.82 = 1,217.82 : x
2. Step 2: Convert to fraction form
   2,003.52/2,764.82 = 1,217.82/x
3. Step 3: Cross multiply
   2,003.52x = 2,764.82 × 1,217.82
4. Step 4: Simplify right side
   2,003.52x = 3,367,057.90
5. Step 5: Solve for x
   x = 3,367,057.90/2,003.52
6. Step 6: Final answer
   x = 1,680.57