Finding the Fourth Proportional to 2,300.40, 3,174.96 and 1,305.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,300.40 : 3,174.96 = 1,305.48 : x
2. Step 2: Convert to fraction form
   2,300.40/3,174.96 = 1,305.48/x
3. Step 3: Cross multiply
   2,300.40x = 3,174.96 × 1,305.48
4. Step 4: Simplify right side
   2,300.40x = 4,144,846.78
5. Step 5: Solve for x
   x = 4,144,846.78/2,300.40
6. Step 6: Final answer
   x = 1,801.79