Finding the Fourth Proportional to 1,996.88, 2,994.33 and 698.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,996.88 : 2,994.33 = 698.18 : x
2. Step 2: Convert to fraction form
   1,996.88/2,994.33 = 698.18/x
3. Step 3: Cross multiply
   1,996.88x = 2,994.33 × 698.18
4. Step 4: Simplify right side
   1,996.88x = 2,090,581.32
5. Step 5: Solve for x
   x = 2,090,581.32/1,996.88
6. Step 6: Final answer
   x = 1,046.92