Finding the Fourth Proportional to 13,016.72, 17,962.98 and 7,048.37

Step by Step Solution

1. Step 1: Write the proportion equation
   13,016.72 : 17,962.98 = 7,048.37 : x
2. Step 2: Convert to fraction form
   13,016.72/17,962.98 = 7,048.37/x
3. Step 3: Cross multiply
   13,016.72x = 17,962.98 × 7,048.37
4. Step 4: Simplify right side
   13,016.72x = 126,609,729.34
5. Step 5: Solve for x
   x = 126,609,729.34/13,016.72
6. Step 6: Final answer
   x = 9,726.70