Finding the Fourth Proportional to 6,777.34, 10,157.55 and 3,078.52

Step by Step Solution

1. Step 1: Write the proportion equation
   6,777.34 : 10,157.55 = 3,078.52 : x
2. Step 2: Convert to fraction form
   6,777.34/10,157.55 = 3,078.52/x
3. Step 3: Cross multiply
   6,777.34x = 10,157.55 × 3,078.52
4. Step 4: Simplify right side
   6,777.34x = 31,270,220.83
5. Step 5: Solve for x
   x = 31,270,220.83/6,777.34
6. Step 6: Final answer
   x = 4,613.94