Finding the Fourth Proportional to 8,541.72, 12,812.04 and 5,076

Step by Step Solution

1. Step 1: Write the proportion equation
   8,541.72 : 12,812.04 = 5,076 : x
2. Step 2: Convert to fraction form
   8,541.72/12,812.04 = 5,076/x
3. Step 3: Cross multiply
   8,541.72x = 12,812.04 × 5,076
4. Step 4: Simplify right side
   8,541.72x = 65,033,915.04
5. Step 5: Solve for x
   x = 65,033,915.04/8,541.72
6. Step 6: Final answer
   x = 7,613.68