Finding the Fourth Proportional to 2,096.48, 3,144.16 and 998.66

Step by Step Solution

1. Step 1: Write the proportion equation
   2,096.48 : 3,144.16 = 998.66 : x
2. Step 2: Convert to fraction form
   2,096.48/3,144.16 = 998.66/x
3. Step 3: Cross multiply
   2,096.48x = 3,144.16 × 998.66
4. Step 4: Simplify right side
   2,096.48x = 3,139,946.83
5. Step 5: Solve for x
   x = 3,139,946.83/2,096.48
6. Step 6: Final answer
   x = 1,497.72