Finding the Fourth Proportional to 2,134.50, 2,945.79 and 1,203.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,134.50 : 2,945.79 = 1,203.18 : x
2. Step 2: Convert to fraction form
   2,134.50/2,945.79 = 1,203.18/x
3. Step 3: Cross multiply
   2,134.50x = 2,945.79 × 1,203.18
4. Step 4: Simplify right side
   2,134.50x = 3,544,315.61
5. Step 5: Solve for x
   x = 3,544,315.61/2,134.50
6. Step 6: Final answer
   x = 1,660.49