Finding the Fourth Proportional to 9,304.16, 12,839.74 and 5,112.41

Step by Step Solution

1. Step 1: Write the proportion equation
   9,304.16 : 12,839.74 = 5,112.41 : x
2. Step 2: Convert to fraction form
   9,304.16/12,839.74 = 5,112.41/x
3. Step 3: Cross multiply
   9,304.16x = 12,839.74 × 5,112.41
4. Step 4: Simplify right side
   9,304.16x = 65,641,989.61
5. Step 5: Solve for x
   x = 65,641,989.61/9,304.16
6. Step 6: Final answer
   x = 7,055.12