Finding the Fourth Proportional to 12,758.53, 17,606.97 and 7,016.22

Step by Step Solution

1. Step 1: Write the proportion equation
   12,758.53 : 17,606.97 = 7,016.22 : x
2. Step 2: Convert to fraction form
   12,758.53/17,606.97 = 7,016.22/x
3. Step 3: Cross multiply
   12,758.53x = 17,606.97 × 7,016.22
4. Step 4: Simplify right side
   12,758.53x = 123,534,375.05
5. Step 5: Solve for x
   x = 123,534,375.05/12,758.53
6. Step 6: Final answer
   x = 9,682.49