Finding the Fourth Proportional to 13,301.10, 18,364.14 and 8,270.82

Step by Step Solution

1. Step 1: Write the proportion equation
   13,301.10 : 18,364.14 = 8,270.82 : x
2. Step 2: Convert to fraction form
   13,301.10/18,364.14 = 8,270.82/x
3. Step 3: Cross multiply
   13,301.10x = 18,364.14 × 8,270.82
4. Step 4: Simplify right side
   13,301.10x = 151,886,496.39
5. Step 5: Solve for x
   x = 151,886,496.39/13,301.10
6. Step 6: Final answer
   x = 11,419.09