Finding the Fourth Proportional to 2,752.72, 3,798.80 and 1,573.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,752.72 : 3,798.80 = 1,573.80 : x
2. Step 2: Convert to fraction form
   2,752.72/3,798.80 = 1,573.80/x
3. Step 3: Cross multiply
   2,752.72x = 3,798.80 × 1,573.80
4. Step 4: Simplify right side
   2,752.72x = 5,978,551.44
5. Step 5: Solve for x
   x = 5,978,551.44/2,752.72
6. Step 6: Final answer
   x = 2,171.87