Finding the Fourth Proportional to 9,304.75, 12,840.56 and 5,113.27

Step by Step Solution

1. Step 1: Write the proportion equation
   9,304.75 : 12,840.56 = 5,113.27 : x
2. Step 2: Convert to fraction form
   9,304.75/12,840.56 = 5,113.27/x
3. Step 3: Cross multiply
   9,304.75x = 12,840.56 × 5,113.27
4. Step 4: Simplify right side
   9,304.75x = 65,657,250.23
5. Step 5: Solve for x
   x = 65,657,250.23/9,304.75
6. Step 6: Final answer
   x = 7,056.32