Finding the Fourth Proportional to 13,096.26, 19,496.30 and 13,018.41

Step by Step Solution

1. Step 1: Write the proportion equation
   13,096.26 : 19,496.30 = 13,018.41 : x
2. Step 2: Convert to fraction form
   13,096.26/19,496.30 = 13,018.41/x
3. Step 3: Cross multiply
   13,096.26x = 19,496.30 × 13,018.41
4. Step 4: Simplify right side
   13,096.26x = 253,810,761.79
5. Step 5: Solve for x
   x = 253,810,761.79/13,096.26
6. Step 6: Final answer
   x = 19,380.40