Finding the Fourth Proportional to 9,308.42, 12,845.37 and 5,116.10

Step by Step Solution

1. Step 1: Write the proportion equation
   9,308.42 : 12,845.37 = 5,116.10 : x
2. Step 2: Convert to fraction form
   9,308.42/12,845.37 = 5,116.10/x
3. Step 3: Cross multiply
   9,308.42x = 12,845.37 × 5,116.10
4. Step 4: Simplify right side
   9,308.42x = 65,718,197.46
5. Step 5: Solve for x
   x = 65,718,197.46/9,308.42
6. Step 6: Final answer
   x = 7,060.08