Finding the Fourth Proportional to 2,300.45, 3,174.90 and 1,306.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,300.45 : 3,174.90 = 1,306.04 : x
2. Step 2: Convert to fraction form
   2,300.45/3,174.90 = 1,306.04/x
3. Step 3: Cross multiply
   2,300.45x = 3,174.90 × 1,306.04
4. Step 4: Simplify right side
   2,300.45x = 4,146,554.33
5. Step 5: Solve for x
   x = 4,146,554.33/2,300.45
6. Step 6: Final answer
   x = 1,802.50