Finding the Fourth Proportional to 9,308.57, 12,846.47 and 5,116.82

Step by Step Solution

1. Step 1: Write the proportion equation
   9,308.57 : 12,846.47 = 5,116.82 : x
2. Step 2: Convert to fraction form
   9,308.57/12,846.47 = 5,116.82/x
3. Step 3: Cross multiply
   9,308.57x = 12,846.47 × 5,116.82
4. Step 4: Simplify right side
   9,308.57x = 65,733,049.04
5. Step 5: Solve for x
   x = 65,733,049.04/9,308.57
6. Step 6: Final answer
   x = 7,061.56