Finding the Fourth Proportional to 9,383.82, 12,949.96 and 5,192.06

Step by Step Solution

1. Step 1: Write the proportion equation
   9,383.82 : 12,949.96 = 5,192.06 : x
2. Step 2: Convert to fraction form
   9,383.82/12,949.96 = 5,192.06/x
3. Step 3: Cross multiply
   9,383.82x = 12,949.96 × 5,192.06
4. Step 4: Simplify right side
   9,383.82x = 67,236,969.32
5. Step 5: Solve for x
   x = 67,236,969.32/9,383.82
6. Step 6: Final answer
   x = 7,165.20