Finding the Fourth Proportional to 2,342.48, 3,234.12 and 1,645.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,342.48 : 3,234.12 = 1,645.52 : x
2. Step 2: Convert to fraction form
   2,342.48/3,234.12 = 1,645.52/x
3. Step 3: Cross multiply
   2,342.48x = 3,234.12 × 1,645.52
4. Step 4: Simplify right side
   2,342.48x = 5,321,809.14
5. Step 5: Solve for x
   x = 5,321,809.14/2,342.48
6. Step 6: Final answer
   x = 2,271.87