Finding the Fourth Proportional to 9,265.49, 12,786.35 and 5,016.53

Step by Step Solution

1. Step 1: Write the proportion equation
   9,265.49 : 12,786.35 = 5,016.53 : x
2. Step 2: Convert to fraction form
   9,265.49/12,786.35 = 5,016.53/x
3. Step 3: Cross multiply
   9,265.49x = 12,786.35 × 5,016.53
4. Step 4: Simplify right side
   9,265.49x = 64,143,044.43
5. Step 5: Solve for x
   x = 64,143,044.43/9,265.49
6. Step 6: Final answer
   x = 6,922.79