Finding the Fourth Proportional to 8,042.69, 12,064.85 and 2,777.55

Step by Step Solution

1. Step 1: Write the proportion equation
   8,042.69 : 12,064.85 = 2,777.55 : x
2. Step 2: Convert to fraction form
   8,042.69/12,064.85 = 2,777.55/x
3. Step 3: Cross multiply
   8,042.69x = 12,064.85 × 2,777.55
4. Step 4: Simplify right side
   8,042.69x = 33,510,710.23
5. Step 5: Solve for x
   x = 33,510,710.23/8,042.69
6. Step 6: Final answer
   x = 4,166.61