Finding the Fourth Proportional to 2,345.92, 3,234.72 and 1,754.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,345.92 : 3,234.72 = 1,754.56 : x
2. Step 2: Convert to fraction form
   2,345.92/3,234.72 = 1,754.56/x
3. Step 3: Cross multiply
   2,345.92x = 3,234.72 × 1,754.56
4. Step 4: Simplify right side
   2,345.92x = 5,675,510.32
5. Step 5: Solve for x
   x = 5,675,510.32/2,345.92
6. Step 6: Final answer
   x = 2,419.31