Finding the Fourth Proportional to 2,182.81, 3,274.17 and 622.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,182.81 : 3,274.17 = 622.82 : x
2. Step 2: Convert to fraction form
   2,182.81/3,274.17 = 622.82/x
3. Step 3: Cross multiply
   2,182.81x = 3,274.17 × 622.82
4. Step 4: Simplify right side
   2,182.81x = 2,039,218.56
5. Step 5: Solve for x
   x = 2,039,218.56/2,182.81
6. Step 6: Final answer
   x = 934.22