Finding the Fourth Proportional to 2,770.49, 3,823.25 and 1,511.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,770.49 : 3,823.25 = 1,511.55 : x
2. Step 2: Convert to fraction form
   2,770.49/3,823.25 = 1,511.55/x
3. Step 3: Cross multiply
   2,770.49x = 3,823.25 × 1,511.55
4. Step 4: Simplify right side
   2,770.49x = 5,779,053.30
5. Step 5: Solve for x
   x = 5,779,053.30/2,770.49
6. Step 6: Final answer
   x = 2,085.93