Finding the Fourth Proportional to 2,203.02, 3,039.62 and 1,258.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,203.02 : 3,039.62 = 1,258.52 : x
2. Step 2: Convert to fraction form
   2,203.02/3,039.62 = 1,258.52/x
3. Step 3: Cross multiply
   2,203.02x = 3,039.62 × 1,258.52
4. Step 4: Simplify right side
   2,203.02x = 3,825,401.07
5. Step 5: Solve for x
   x = 3,825,401.07/2,203.02
6. Step 6: Final answer
   x = 1,736.44