Finding the Fourth Proportional to 13,019.10, 17,966.25 and 7,050.63

Step by Step Solution

1. Step 1: Write the proportion equation
   13,019.10 : 17,966.25 = 7,050.63 : x
2. Step 2: Convert to fraction form
   13,019.10/17,966.25 = 7,050.63/x
3. Step 3: Cross multiply
   13,019.10x = 17,966.25 × 7,050.63
4. Step 4: Simplify right side
   13,019.10x = 126,673,291.41
5. Step 5: Solve for x
   x = 126,673,291.41/13,019.10
6. Step 6: Final answer
   x = 9,729.81