Finding the Fourth Proportional to 2,300.85, 3,175.17 and 1,252.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,300.85 : 3,175.17 = 1,252.91 : x
2. Step 2: Convert to fraction form
   2,300.85/3,175.17 = 1,252.91/x
3. Step 3: Cross multiply
   2,300.85x = 3,175.17 × 1,252.91
4. Step 4: Simplify right side
   2,300.85x = 3,978,195.98
5. Step 5: Solve for x
   x = 3,978,195.98/2,300.85
6. Step 6: Final answer
   x = 1,729.02