Finding the Fourth Proportional to 13,020.33, 17,967.15 and 7,353.30

Step by Step Solution

1. Step 1: Write the proportion equation
   13,020.33 : 17,967.15 = 7,353.30 : x
2. Step 2: Convert to fraction form
   13,020.33/17,967.15 = 7,353.30/x
3. Step 3: Cross multiply
   13,020.33x = 17,967.15 × 7,353.30
4. Step 4: Simplify right side
   13,020.33x = 132,117,844.10
5. Step 5: Solve for x
   x = 132,117,844.10/13,020.33
6. Step 6: Final answer
   x = 10,147.04