Finding the Fourth Proportional to 2,060.88, 3,091.82 and 674.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,060.88 : 3,091.82 = 674.28 : x
2. Step 2: Convert to fraction form
   2,060.88/3,091.82 = 674.28/x
3. Step 3: Cross multiply
   2,060.88x = 3,091.82 × 674.28
4. Step 4: Simplify right side
   2,060.88x = 2,084,752.39
5. Step 5: Solve for x
   x = 2,084,752.39/2,060.88
6. Step 6: Final answer
   x = 1,011.58