Finding the Fourth Proportional to 12,436.34, 17,162.16 and 6,847.34

Step by Step Solution

1. Step 1: Write the proportion equation
   12,436.34 : 17,162.16 = 6,847.34 : x
2. Step 2: Convert to fraction form
   12,436.34/17,162.16 = 6,847.34/x
3. Step 3: Cross multiply
   12,436.34x = 17,162.16 × 6,847.34
4. Step 4: Simplify right side
   12,436.34x = 117,515,144.65
5. Step 5: Solve for x
   x = 117,515,144.65/12,436.34
6. Step 6: Final answer
   x = 9,449.34