Finding the Fourth Proportional to 6,757.82, 10,139.76 and 4,291.98

Step by Step Solution

1. Step 1: Write the proportion equation
   6,757.82 : 10,139.76 = 4,291.98 : x
2. Step 2: Convert to fraction form
   6,757.82/10,139.76 = 4,291.98/x
3. Step 3: Cross multiply
   6,757.82x = 10,139.76 × 4,291.98
4. Step 4: Simplify right side
   6,757.82x = 43,519,647.12
5. Step 5: Solve for x
   x = 43,519,647.12/6,757.82
6. Step 6: Final answer
   x = 6,439.89