Finding the Fourth Proportional to 2,983.82, 4,118.12 and 2,147.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,983.82 : 4,118.12 = 2,147.29 : x
2. Step 2: Convert to fraction form
   2,983.82/4,118.12 = 2,147.29/x
3. Step 3: Cross multiply
   2,983.82x = 4,118.12 × 2,147.29
4. Step 4: Simplify right side
   2,983.82x = 8,842,797.89
5. Step 5: Solve for x
   x = 8,842,797.89/2,983.82
6. Step 6: Final answer
   x = 2,963.58