Finding the Fourth Proportional to 2,995.76, 4,136.28 and 2,499.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,995.76 : 4,136.28 = 2,499.68 : x
2. Step 2: Convert to fraction form
   2,995.76/4,136.28 = 2,499.68/x
3. Step 3: Cross multiply
   2,995.76x = 4,136.28 × 2,499.68
4. Step 4: Simplify right side
   2,995.76x = 10,339,376.39
5. Step 5: Solve for x
   x = 10,339,376.39/2,995.76
6. Step 6: Final answer
   x = 3,451.34