Finding the Fourth Proportional to 2,257.05, 3,114.61 and 1,262.13

Step by Step Solution

1. Step 1: Write the proportion equation
   2,257.05 : 3,114.61 = 1,262.13 : x
2. Step 2: Convert to fraction form
   2,257.05/3,114.61 = 1,262.13/x
3. Step 3: Cross multiply
   2,257.05x = 3,114.61 × 1,262.13
4. Step 4: Simplify right side
   2,257.05x = 3,931,042.72
5. Step 5: Solve for x
   x = 3,931,042.72/2,257.05
6. Step 6: Final answer
   x = 1,741.67