Finding the Fourth Proportional to 2,206.07, 3,044.72 and 1,322.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,206.07 : 3,044.72 = 1,322.15 : x
2. Step 2: Convert to fraction form
   2,206.07/3,044.72 = 1,322.15/x
3. Step 3: Cross multiply
   2,206.07x = 3,044.72 × 1,322.15
4. Step 4: Simplify right side
   2,206.07x = 4,025,554.71
5. Step 5: Solve for x
   x = 4,025,554.71/2,206.07
6. Step 6: Final answer
   x = 1,824.77