Finding the Fourth Proportional to 12,049.31, 16,628.13 and 7,016.46

Step by Step Solution

1. Step 1: Write the proportion equation
   12,049.31 : 16,628.13 = 7,016.46 : x
2. Step 2: Convert to fraction form
   12,049.31/16,628.13 = 7,016.46/x
3. Step 3: Cross multiply
   12,049.31x = 16,628.13 × 7,016.46
4. Step 4: Simplify right side
   12,049.31x = 116,670,620.46
5. Step 5: Solve for x
   x = 116,670,620.46/12,049.31
6. Step 6: Final answer
   x = 9,682.77