Finding the Fourth Proportional to 12,698.89, 17,524.16 and 7,033.28

Step by Step Solution

1. Step 1: Write the proportion equation
   12,698.89 : 17,524.16 = 7,033.28 : x
2. Step 2: Convert to fraction form
   12,698.89/17,524.16 = 7,033.28/x
3. Step 3: Cross multiply
   12,698.89x = 17,524.16 × 7,033.28
4. Step 4: Simplify right side
   12,698.89x = 123,252,324.04
5. Step 5: Solve for x
   x = 123,252,324.04/12,698.89
6. Step 6: Final answer
   x = 9,705.76