Finding the Fourth Proportional to 2,171.79, 2,995.94 and 1,674.26

Step by Step Solution

1. Step 1: Write the proportion equation
   2,171.79 : 2,995.94 = 1,674.26 : x
2. Step 2: Convert to fraction form
   2,171.79/2,995.94 = 1,674.26/x
3. Step 3: Cross multiply
   2,171.79x = 2,995.94 × 1,674.26
4. Step 4: Simplify right side
   2,171.79x = 5,015,959.15
5. Step 5: Solve for x
   x = 5,015,959.15/2,171.79
6. Step 6: Final answer
   x = 2,309.60