Finding the Fourth Proportional to 2,883.48, 3,978.33 and 1,763.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,883.48 : 3,978.33 = 1,763.25 : x
2. Step 2: Convert to fraction form
   2,883.48/3,978.33 = 1,763.25/x
3. Step 3: Cross multiply
   2,883.48x = 3,978.33 × 1,763.25
4. Step 4: Simplify right side
   2,883.48x = 7,014,790.37
5. Step 5: Solve for x
   x = 7,014,790.37/2,883.48
6. Step 6: Final answer
   x = 2,432.75