Finding the Fourth Proportional to 12,007.12, 17,996.09 and 8,498.15

Step by Step Solution

1. Step 1: Write the proportion equation
   12,007.12 : 17,996.09 = 8,498.15 : x
2. Step 2: Convert to fraction form
   12,007.12/17,996.09 = 8,498.15/x
3. Step 3: Cross multiply
   12,007.12x = 17,996.09 × 8,498.15
4. Step 4: Simplify right side
   12,007.12x = 152,933,339.76
5. Step 5: Solve for x
   x = 152,933,339.76/12,007.12
6. Step 6: Final answer
   x = 12,736.89