Finding the Fourth Proportional to 2,575.50, 3,863.34 and 844.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,575.50 : 3,863.34 = 844.08 : x
2. Step 2: Convert to fraction form
   2,575.50/3,863.34 = 844.08/x
3. Step 3: Cross multiply
   2,575.50x = 3,863.34 × 844.08
4. Step 4: Simplify right side
   2,575.50x = 3,260,968.03
5. Step 5: Solve for x
   x = 3,260,968.03/2,575.50
6. Step 6: Final answer
   x = 1,266.15