Finding the Fourth Proportional to 6,770.34, 10,128.33 and 5,855.76

Step by Step Solution

1. Step 1: Write the proportion equation
   6,770.34 : 10,128.33 = 5,855.76 : x
2. Step 2: Convert to fraction form
   6,770.34/10,128.33 = 5,855.76/x
3. Step 3: Cross multiply
   6,770.34x = 10,128.33 × 5,855.76
4. Step 4: Simplify right side
   6,770.34x = 59,309,069.68
5. Step 5: Solve for x
   x = 59,309,069.68/6,770.34
6. Step 6: Final answer
   x = 8,760.13