Finding the Fourth Proportional to 2,841.55, 4,261.34 and 1,087.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,841.55 : 4,261.34 = 1,087.05 : x
2. Step 2: Convert to fraction form
   2,841.55/4,261.34 = 1,087.05/x
3. Step 3: Cross multiply
   2,841.55x = 4,261.34 × 1,087.05
4. Step 4: Simplify right side
   2,841.55x = 4,632,308.34
5. Step 5: Solve for x
   x = 4,632,308.34/2,841.55
6. Step 6: Final answer
   x = 1,630.21