Finding the Fourth Proportional to 3,694.75, 5,098.71 and 2,122.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,694.75 : 5,098.71 = 2,122.72 : x
2. Step 2: Convert to fraction form
   3,694.75/5,098.71 = 2,122.72/x
3. Step 3: Cross multiply
   3,694.75x = 5,098.71 × 2,122.72
4. Step 4: Simplify right side
   3,694.75x = 10,823,133.69
5. Step 5: Solve for x
   x = 10,823,133.69/3,694.75
6. Step 6: Final answer
   x = 2,929.33