Finding the Fourth Proportional to 6,870.82, 10,292.49 and 3,167.98

Step by Step Solution

1. Step 1: Write the proportion equation
   6,870.82 : 10,292.49 = 3,167.98 : x
2. Step 2: Convert to fraction form
   6,870.82/10,292.49 = 3,167.98/x
3. Step 3: Cross multiply
   6,870.82x = 10,292.49 × 3,167.98
4. Step 4: Simplify right side
   6,870.82x = 32,606,402.47
5. Step 5: Solve for x
   x = 32,606,402.47/6,870.82
6. Step 6: Final answer
   x = 4,745.63