Finding the Fourth Proportional to 2,498.34, 3,746.46 and 855.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,498.34 : 3,746.46 = 855.02 : x
2. Step 2: Convert to fraction form
   2,498.34/3,746.46 = 855.02/x
3. Step 3: Cross multiply
   2,498.34x = 3,746.46 × 855.02
4. Step 4: Simplify right side
   2,498.34x = 3,203,307.60
5. Step 5: Solve for x
   x = 3,203,307.60/2,498.34
6. Step 6: Final answer
   x = 1,282.17