Finding the Fourth Proportional to 12,647.05, 17,467.03 and 9,848.09

Step by Step Solution

1. Step 1: Write the proportion equation
   12,647.05 : 17,467.03 = 9,848.09 : x
2. Step 2: Convert to fraction form
   12,647.05/17,467.03 = 9,848.09/x
3. Step 3: Cross multiply
   12,647.05x = 17,467.03 × 9,848.09
4. Step 4: Simplify right side
   12,647.05x = 172,016,884.05
5. Step 5: Solve for x
   x = 172,016,884.05/12,647.05
6. Step 6: Final answer
   x = 13,601.35