Finding the Fourth Proportional to 2,061.06, 3,091.91 and 674.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,061.06 : 3,091.91 = 674.06 : x
2. Step 2: Convert to fraction form
   2,061.06/3,091.91 = 674.06/x
3. Step 3: Cross multiply
   2,061.06x = 3,091.91 × 674.06
4. Step 4: Simplify right side
   2,061.06x = 2,084,114.02
5. Step 5: Solve for x
   x = 2,084,114.02/2,061.06
6. Step 6: Final answer
   x = 1,011.18