Finding the Fourth Proportional to 2,078.48, 2,861.69 and 1,763.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,078.48 : 2,861.69 = 1,763.03 : x
2. Step 2: Convert to fraction form
   2,078.48/2,861.69 = 1,763.03/x
3. Step 3: Cross multiply
   2,078.48x = 2,861.69 × 1,763.03
4. Step 4: Simplify right side
   2,078.48x = 5,045,222.20
5. Step 5: Solve for x
   x = 5,045,222.20/2,078.48
6. Step 6: Final answer
   x = 2,427.37