Finding the Fourth Proportional to 2,499.68, 3,749.16 and 960.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,499.68 : 3,749.16 = 960.68 : x
2. Step 2: Convert to fraction form
   2,499.68/3,749.16 = 960.68/x
3. Step 3: Cross multiply
   2,499.68x = 3,749.16 × 960.68
4. Step 4: Simplify right side
   2,499.68x = 3,601,743.03
5. Step 5: Solve for x
   x = 3,601,743.03/2,499.68
6. Step 6: Final answer
   x = 1,440.88