Finding the Fourth Proportional to 2,217.97, 3,060.83 and 1,273.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,217.97 : 3,060.83 = 1,273.91 : x
2. Step 2: Convert to fraction form
   2,217.97/3,060.83 = 1,273.91/x
3. Step 3: Cross multiply
   2,217.97x = 3,060.83 × 1,273.91
4. Step 4: Simplify right side
   2,217.97x = 3,899,221.95
5. Step 5: Solve for x
   x = 3,899,221.95/2,217.97
6. Step 6: Final answer
   x = 1,758.01