Finding the Fourth Proportional to 2,118.36, 2,923.52 and 1,234.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,118.36 : 2,923.52 = 1,234.25 : x
2. Step 2: Convert to fraction form
   2,118.36/2,923.52 = 1,234.25/x
3. Step 3: Cross multiply
   2,118.36x = 2,923.52 × 1,234.25
4. Step 4: Simplify right side
   2,118.36x = 3,608,354.56
5. Step 5: Solve for x
   x = 3,608,354.56/2,118.36
6. Step 6: Final answer
   x = 1,703.37