Finding the Fourth Proportional to 13,016.82, 17,967.76 and 8,300.18

Step by Step Solution

1. Step 1: Write the proportion equation
   13,016.82 : 17,967.76 = 8,300.18 : x
2. Step 2: Convert to fraction form
   13,016.82/17,967.76 = 8,300.18/x
3. Step 3: Cross multiply
   13,016.82x = 17,967.76 × 8,300.18
4. Step 4: Simplify right side
   13,016.82x = 149,135,642.20
5. Step 5: Solve for x
   x = 149,135,642.20/13,016.82
6. Step 6: Final answer
   x = 11,457.15