Finding the Fourth Proportional to 9,304.50, 12,840.48 and 5,113.02

Step by Step Solution

1. Step 1: Write the proportion equation
   9,304.50 : 12,840.48 = 5,113.02 : x
2. Step 2: Convert to fraction form
   9,304.50/12,840.48 = 5,113.02/x
3. Step 3: Cross multiply
   9,304.50x = 12,840.48 × 5,113.02
4. Step 4: Simplify right side
   9,304.50x = 65,653,631.05
5. Step 5: Solve for x
   x = 65,653,631.05/9,304.50
6. Step 6: Final answer
   x = 7,056.12