Finding the Fourth Proportional to 2,753.28, 3,798.72 and 1,573.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,753.28 : 3,798.72 = 1,573.92 : x
2. Step 2: Convert to fraction form
   2,753.28/3,798.72 = 1,573.92/x
3. Step 3: Cross multiply
   2,753.28x = 3,798.72 × 1,573.92
4. Step 4: Simplify right side
   2,753.28x = 5,978,881.38
5. Step 5: Solve for x
   x = 5,978,881.38/2,753.28
6. Step 6: Final answer
   x = 2,171.55