Finding the Fourth Proportional to 13,018.58, 17,965.62 and 7,050.27

Step by Step Solution

1. Step 1: Write the proportion equation
   13,018.58 : 17,965.62 = 7,050.27 : x
2. Step 2: Convert to fraction form
   13,018.58/17,965.62 = 7,050.27/x
3. Step 3: Cross multiply
   13,018.58x = 17,965.62 × 7,050.27
4. Step 4: Simplify right side
   13,018.58x = 126,662,558.92
5. Step 5: Solve for x
   x = 126,662,558.92/13,018.58
6. Step 6: Final answer
   x = 9,729.37