Finding the Fourth Proportional to 10,854.72, 16,283.16 and 5,013

Step by Step Solution

1. Step 1: Write the proportion equation
   10,854.72 : 16,283.16 = 5,013 : x
2. Step 2: Convert to fraction form
   10,854.72/16,283.16 = 5,013/x
3. Step 3: Cross multiply
   10,854.72x = 16,283.16 × 5,013
4. Step 4: Simplify right side
   10,854.72x = 81,627,481.08
5. Step 5: Solve for x
   x = 81,627,481.08/10,854.72
6. Step 6: Final answer
   x = 7,520.00