Finding the Fourth Proportional to 2,554.74, 3,833.38 and 1,322.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,554.74 : 3,833.38 = 1,322.12 : x
2. Step 2: Convert to fraction form
   2,554.74/3,833.38 = 1,322.12/x
3. Step 3: Cross multiply
   2,554.74x = 3,833.38 × 1,322.12
4. Step 4: Simplify right side
   2,554.74x = 5,068,192.16
5. Step 5: Solve for x
   x = 5,068,192.16/2,554.74
6. Step 6: Final answer
   x = 1,983.84