Finding the Fourth Proportional to 2,752.77, 3,798.78 and 1,573.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,752.77 : 3,798.78 = 1,573.81 : x
2. Step 2: Convert to fraction form
   2,752.77/3,798.78 = 1,573.81/x
3. Step 3: Cross multiply
   2,752.77x = 3,798.78 × 1,573.81
4. Step 4: Simplify right side
   2,752.77x = 5,978,557.95
5. Step 5: Solve for x
   x = 5,978,557.95/2,752.77
6. Step 6: Final answer
   x = 2,171.83