Finding the Fourth Proportional to 3,096.81, 4,644.69 and 1,122.07

Step by Step Solution

1. Step 1: Write the proportion equation
   3,096.81 : 4,644.69 = 1,122.07 : x
2. Step 2: Convert to fraction form
   3,096.81/4,644.69 = 1,122.07/x
3. Step 3: Cross multiply
   3,096.81x = 4,644.69 × 1,122.07
4. Step 4: Simplify right side
   3,096.81x = 5,211,667.31
5. Step 5: Solve for x
   x = 5,211,667.31/3,096.81
6. Step 6: Final answer
   x = 1,682.91