Finding the Fourth Proportional to 11,018.34, 15,205.59 and 6,238.62

Step by Step Solution

1. Step 1: Write the proportion equation
   11,018.34 : 15,205.59 = 6,238.62 : x
2. Step 2: Convert to fraction form
   11,018.34/15,205.59 = 6,238.62/x
3. Step 3: Cross multiply
   11,018.34x = 15,205.59 × 6,238.62
4. Step 4: Simplify right side
   11,018.34x = 94,861,897.89
5. Step 5: Solve for x
   x = 94,861,897.89/11,018.34
6. Step 6: Final answer
   x = 8,609.45