Finding the Fourth Proportional to 2,300.48, 3,174.68 and 1,252.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,300.48 : 3,174.68 = 1,252.55 : x
2. Step 2: Convert to fraction form
   2,300.48/3,174.68 = 1,252.55/x
3. Step 3: Cross multiply
   2,300.48x = 3,174.68 × 1,252.55
4. Step 4: Simplify right side
   2,300.48x = 3,976,431.60
5. Step 5: Solve for x
   x = 3,976,431.60/2,300.48
6. Step 6: Final answer
   x = 1,728.52