Finding the Fourth Proportional to 2,663.54, 3,968.55 and 2,514.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,663.54 : 3,968.55 = 2,514.50 : x
2. Step 2: Convert to fraction form
   2,663.54/3,968.55 = 2,514.50/x
3. Step 3: Cross multiply
   2,663.54x = 3,968.55 × 2,514.50
4. Step 4: Simplify right side
   2,663.54x = 9,978,918.98
5. Step 5: Solve for x
   x = 9,978,918.98/2,663.54
6. Step 6: Final answer
   x = 3,746.49