Finding the Fourth Proportional to 2,675.82, 4,014.06 and 921.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,675.82 : 4,014.06 = 921.18 : x
2. Step 2: Convert to fraction form
   2,675.82/4,014.06 = 921.18/x
3. Step 3: Cross multiply
   2,675.82x = 4,014.06 × 921.18
4. Step 4: Simplify right side
   2,675.82x = 3,697,671.79
5. Step 5: Solve for x
   x = 3,697,671.79/2,675.82
6. Step 6: Final answer
   x = 1,381.88