Finding the Fourth Proportional to 13,227.69, 18,253.17 and 7,259.34

Step by Step Solution

1. Step 1: Write the proportion equation
   13,227.69 : 18,253.17 = 7,259.34 : x
2. Step 2: Convert to fraction form
   13,227.69/18,253.17 = 7,259.34/x
3. Step 3: Cross multiply
   13,227.69x = 18,253.17 × 7,259.34
4. Step 4: Simplify right side
   13,227.69x = 132,505,967.11
5. Step 5: Solve for x
   x = 132,505,967.11/13,227.69
6. Step 6: Final answer
   x = 10,017.32