Finding the Fourth Proportional to 2,070.88, 3,105.41 and 1,096.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,070.88 : 3,105.41 = 1,096.76 : x
2. Step 2: Convert to fraction form
   2,070.88/3,105.41 = 1,096.76/x
3. Step 3: Cross multiply
   2,070.88x = 3,105.41 × 1,096.76
4. Step 4: Simplify right side
   2,070.88x = 3,405,868.46
5. Step 5: Solve for x
   x = 3,405,868.46/2,070.88
6. Step 6: Final answer
   x = 1,644.65