Finding the Fourth Proportional to 12,333.12, 17,020.14 and 7,028.76

Step by Step Solution

1. Step 1: Write the proportion equation
   12,333.12 : 17,020.14 = 7,028.76 : x
2. Step 2: Convert to fraction form
   12,333.12/17,020.14 = 7,028.76/x
3. Step 3: Cross multiply
   12,333.12x = 17,020.14 × 7,028.76
4. Step 4: Simplify right side
   12,333.12x = 119,630,479.23
5. Step 5: Solve for x
   x = 119,630,479.23/12,333.12
6. Step 6: Final answer
   x = 9,699.94