Finding the Fourth Proportional to 2,248.88, 3,103.55 and 1,254.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,248.88 : 3,103.55 = 1,254.17 : x
2. Step 2: Convert to fraction form
   2,248.88/3,103.55 = 1,254.17/x
3. Step 3: Cross multiply
   2,248.88x = 3,103.55 × 1,254.17
4. Step 4: Simplify right side
   2,248.88x = 3,892,357.51
5. Step 5: Solve for x
   x = 3,892,357.51/2,248.88
6. Step 6: Final answer
   x = 1,730.80