Finding the Fourth Proportional to 2,017.40, 3,001.69 and 1,967.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,017.40 : 3,001.69 = 1,967.18 : x
2. Step 2: Convert to fraction form
   2,017.40/3,001.69 = 1,967.18/x
3. Step 3: Cross multiply
   2,017.40x = 3,001.69 × 1,967.18
4. Step 4: Simplify right side
   2,017.40x = 5,904,864.53
5. Step 5: Solve for x
   x = 5,904,864.53/2,017.40
6. Step 6: Final answer
   x = 2,926.97