Finding the Fourth Proportional to 9,255.42, 12,772.68 and 5,063.67

Step by Step Solution

1. Step 1: Write the proportion equation
   9,255.42 : 12,772.68 = 5,063.67 : x
2. Step 2: Convert to fraction form
   9,255.42/12,772.68 = 5,063.67/x
3. Step 3: Cross multiply
   9,255.42x = 12,772.68 × 5,063.67
4. Step 4: Simplify right side
   9,255.42x = 64,676,636.54
5. Step 5: Solve for x
   x = 64,676,636.54/9,255.42
6. Step 6: Final answer
   x = 6,987.97