Finding the Fourth Proportional to 2,203.56, 3,303.30 and 1,106.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,203.56 : 3,303.30 = 1,106.76 : x
2. Step 2: Convert to fraction form
   2,203.56/3,303.30 = 1,106.76/x
3. Step 3: Cross multiply
   2,203.56x = 3,303.30 × 1,106.76
4. Step 4: Simplify right side
   2,203.56x = 3,655,960.31
5. Step 5: Solve for x
   x = 3,655,960.31/2,203.56
6. Step 6: Final answer
   x = 1,659.12