Finding the Fourth Proportional to 2,731.98, 4,096.25 and 1,089

Step by Step Solution

1. Step 1: Write the proportion equation
   2,731.98 : 4,096.25 = 1,089 : x
2. Step 2: Convert to fraction form
   2,731.98/4,096.25 = 1,089/x
3. Step 3: Cross multiply
   2,731.98x = 4,096.25 × 1,089
4. Step 4: Simplify right side
   2,731.98x = 4,460,816.25
5. Step 5: Solve for x
   x = 4,460,816.25/2,731.98
6. Step 6: Final answer
   x = 1,632.81