Finding the Fourth Proportional to 12,436.42, 17,162.22 and 6,847.42

Step by Step Solution

1. Step 1: Write the proportion equation
   12,436.42 : 17,162.22 = 6,847.42 : x
2. Step 2: Convert to fraction form
   12,436.42/17,162.22 = 6,847.42/x
3. Step 3: Cross multiply
   12,436.42x = 17,162.22 × 6,847.42
4. Step 4: Simplify right side
   12,436.42x = 117,516,928.47
5. Step 5: Solve for x
   x = 117,516,928.47/12,436.42
6. Step 6: Final answer
   x = 9,449.42