Finding the Fourth Proportional to 2,498.97, 3,744.34 and 854.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,498.97 : 3,744.34 = 854.62 : x
2. Step 2: Convert to fraction form
   2,498.97/3,744.34 = 854.62/x
3. Step 3: Cross multiply
   2,498.97x = 3,744.34 × 854.62
4. Step 4: Simplify right side
   2,498.97x = 3,199,981.16
5. Step 5: Solve for x
   x = 3,199,981.16/2,498.97
6. Step 6: Final answer
   x = 1,280.52