Finding the Fourth Proportional to 2,293.06, 3,164.42 and 1,245.14

Step by Step Solution

1. Step 1: Write the proportion equation
   2,293.06 : 3,164.42 = 1,245.14 : x
2. Step 2: Convert to fraction form
   2,293.06/3,164.42 = 1,245.14/x
3. Step 3: Cross multiply
   2,293.06x = 3,164.42 × 1,245.14
4. Step 4: Simplify right side
   2,293.06x = 3,940,145.92
5. Step 5: Solve for x
   x = 3,940,145.92/2,293.06
6. Step 6: Final answer
   x = 1,718.29