Finding the Fourth Proportional to 9,340.82, 12,891.75 and 5,308.82

Step by Step Solution

1. Step 1: Write the proportion equation
   9,340.82 : 12,891.75 = 5,308.82 : x
2. Step 2: Convert to fraction form
   9,340.82/12,891.75 = 5,308.82/x
3. Step 3: Cross multiply
   9,340.82x = 12,891.75 × 5,308.82
4. Step 4: Simplify right side
   9,340.82x = 68,439,980.24
5. Step 5: Solve for x
   x = 68,439,980.24/9,340.82
6. Step 6: Final answer
   x = 7,326.98