Finding the Fourth Proportional to 2,552.31, 3,825.37 and 1,319.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,552.31 : 3,825.37 = 1,319.05 : x
2. Step 2: Convert to fraction form
   2,552.31/3,825.37 = 1,319.05/x
3. Step 3: Cross multiply
   2,552.31x = 3,825.37 × 1,319.05
4. Step 4: Simplify right side
   2,552.31x = 5,045,860.73
5. Step 5: Solve for x
   x = 5,045,860.73/2,552.31
6. Step 6: Final answer
   x = 1,976.98