Finding the Fourth Proportional to 3,287.61, 4,931.46 and 1,096.34

Step by Step Solution

1. Step 1: Write the proportion equation
   3,287.61 : 4,931.46 = 1,096.34 : x
2. Step 2: Convert to fraction form
   3,287.61/4,931.46 = 1,096.34/x
3. Step 3: Cross multiply
   3,287.61x = 4,931.46 × 1,096.34
4. Step 4: Simplify right side
   3,287.61x = 5,406,556.86
5. Step 5: Solve for x
   x = 5,406,556.86/3,287.61
6. Step 6: Final answer
   x = 1,644.53