Finding the Fourth Proportional to 9,076.49, 13,616.45 and 3,153.15

Step by Step Solution

1. Step 1: Write the proportion equation
   9,076.49 : 13,616.45 = 3,153.15 : x
2. Step 2: Convert to fraction form
   9,076.49/13,616.45 = 3,153.15/x
3. Step 3: Cross multiply
   9,076.49x = 13,616.45 × 3,153.15
4. Step 4: Simplify right side
   9,076.49x = 42,934,693.55
5. Step 5: Solve for x
   x = 42,934,693.55/9,076.49
6. Step 6: Final answer
   x = 4,730.32