Finding the Fourth Proportional to 2,118.49, 2,923.70 and 1,234.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,118.49 : 2,923.70 = 1,234.27 : x
2. Step 2: Convert to fraction form
   2,118.49/2,923.70 = 1,234.27/x
3. Step 3: Cross multiply
   2,118.49x = 2,923.70 × 1,234.27
4. Step 4: Simplify right side
   2,118.49x = 3,608,632.68
5. Step 5: Solve for x
   x = 3,608,632.68/2,118.49
6. Step 6: Final answer
   x = 1,703.40