Finding the Fourth Proportional to 9,256.75, 12,774.59 and 5,065.27

Step by Step Solution

1. Step 1: Write the proportion equation
   9,256.75 : 12,774.59 = 5,065.27 : x
2. Step 2: Convert to fraction form
   9,256.75/12,774.59 = 5,065.27/x
3. Step 3: Cross multiply
   9,256.75x = 12,774.59 × 5,065.27
4. Step 4: Simplify right side
   9,256.75x = 64,706,747.49
5. Step 5: Solve for x
   x = 64,706,747.49/9,256.75
6. Step 6: Final answer
   x = 6,990.22