Finding the Fourth Proportional to 2,784.82, 4,177.32 and 1,323.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,784.82 : 4,177.32 = 1,323.22 : x
2. Step 2: Convert to fraction form
   2,784.82/4,177.32 = 1,323.22/x
3. Step 3: Cross multiply
   2,784.82x = 4,177.32 × 1,323.22
4. Step 4: Simplify right side
   2,784.82x = 5,527,513.37
5. Step 5: Solve for x
   x = 5,527,513.37/2,784.82
6. Step 6: Final answer
   x = 1,984.87