Finding the Fourth Proportional to 2,300.43, 3,174.57 and 1,305.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,300.43 : 3,174.57 = 1,305.69 : x
2. Step 2: Convert to fraction form
   2,300.43/3,174.57 = 1,305.69/x
3. Step 3: Cross multiply
   2,300.43x = 3,174.57 × 1,305.69
4. Step 4: Simplify right side
   2,300.43x = 4,145,015.51
5. Step 5: Solve for x
   x = 4,145,015.51/2,300.43
6. Step 6: Final answer
   x = 1,801.85