Finding the Fourth Proportional to 12,333.16, 17,019.97 and 7,028.07

Step by Step Solution

1. Step 1: Write the proportion equation
   12,333.16 : 17,019.97 = 7,028.07 : x
2. Step 2: Convert to fraction form
   12,333.16/17,019.97 = 7,028.07/x
3. Step 3: Cross multiply
   12,333.16x = 17,019.97 × 7,028.07
4. Step 4: Simplify right side
   12,333.16x = 119,617,498.70
5. Step 5: Solve for x
   x = 119,617,498.70/12,333.16
6. Step 6: Final answer
   x = 9,698.85