Finding the Fourth Proportional to 2,770.76, 3,823.76 and 1,511.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,770.76 : 3,823.76 = 1,511.88 : x
2. Step 2: Convert to fraction form
   2,770.76/3,823.76 = 1,511.88/x
3. Step 3: Cross multiply
   2,770.76x = 3,823.76 × 1,511.88
4. Step 4: Simplify right side
   2,770.76x = 5,781,066.27
5. Step 5: Solve for x
   x = 5,781,066.27/2,770.76
6. Step 6: Final answer
   x = 2,086.46