Finding the Fourth Proportional to 8,042.58, 12,061.56 and 2,776.22

Step by Step Solution

1. Step 1: Write the proportion equation
   8,042.58 : 12,061.56 = 2,776.22 : x
2. Step 2: Convert to fraction form
   8,042.58/12,061.56 = 2,776.22/x
3. Step 3: Cross multiply
   8,042.58x = 12,061.56 × 2,776.22
4. Step 4: Simplify right side
   8,042.58x = 33,485,544.10
5. Step 5: Solve for x
   x = 33,485,544.10/8,042.58
6. Step 6: Final answer
   x = 4,163.53