Finding the Fourth Proportional to 1,498.30, 2,248.43 and 676.53

Step by Step Solution

1. Step 1: Write the proportion equation
   1,498.30 : 2,248.43 = 676.53 : x
2. Step 2: Convert to fraction form
   1,498.30/2,248.43 = 676.53/x
3. Step 3: Cross multiply
   1,498.30x = 2,248.43 × 676.53
4. Step 4: Simplify right side
   1,498.30x = 1,521,130.35
5. Step 5: Solve for x
   x = 1,521,130.35/1,498.30
6. Step 6: Final answer
   x = 1,015.24