Finding the Fourth Proportional to 2,021.06, 2,788.34 and 1,322.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,021.06 : 2,788.34 = 1,322.84 : x
2. Step 2: Convert to fraction form
   2,021.06/2,788.34 = 1,322.84/x
3. Step 3: Cross multiply
   2,021.06x = 2,788.34 × 1,322.84
4. Step 4: Simplify right side
   2,021.06x = 3,688,527.69
5. Step 5: Solve for x
   x = 3,688,527.69/2,021.06
6. Step 6: Final answer
   x = 1,825.05