Finding the Fourth Proportional to 2,073.56, 3,107.30 and 1,100.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,073.56 : 3,107.30 = 1,100.34 : x
2. Step 2: Convert to fraction form
   2,073.56/3,107.30 = 1,100.34/x
3. Step 3: Cross multiply
   2,073.56x = 3,107.30 × 1,100.34
4. Step 4: Simplify right side
   2,073.56x = 3,419,080.98
5. Step 5: Solve for x
   x = 3,419,080.98/2,073.56
6. Step 6: Final answer
   x = 1,648.90