Finding the Fourth Proportional to 13,016.22, 17,962.29 and 7,047.87

Step by Step Solution

1. Step 1: Write the proportion equation
   13,016.22 : 17,962.29 = 7,047.87 : x
2. Step 2: Convert to fraction form
   13,016.22/17,962.29 = 7,047.87/x
3. Step 3: Cross multiply
   13,016.22x = 17,962.29 × 7,047.87
4. Step 4: Simplify right side
   13,016.22x = 126,595,884.82
5. Step 5: Solve for x
   x = 126,595,884.82/13,016.22
6. Step 6: Final answer
   x = 9,726.01