Finding the Fourth Proportional to 13,018.37, 17,965.35 and 7,050.06

Step by Step Solution

1. Step 1: Write the proportion equation
   13,018.37 : 17,965.35 = 7,050.06 : x
2. Step 2: Convert to fraction form
   13,018.37/17,965.35 = 7,050.06/x
3. Step 3: Cross multiply
   13,018.37x = 17,965.35 × 7,050.06
4. Step 4: Simplify right side
   13,018.37x = 126,656,795.42
5. Step 5: Solve for x
   x = 126,656,795.42/13,018.37
6. Step 6: Final answer
   x = 9,729.09