Finding the Fourth Proportional to 13,028.56, 17,979.39 and 7,060.24

Step by Step Solution

1. Step 1: Write the proportion equation
   13,028.56 : 17,979.39 = 7,060.24 : x
2. Step 2: Convert to fraction form
   13,028.56/17,979.39 = 7,060.24/x
3. Step 3: Cross multiply
   13,028.56x = 17,979.39 × 7,060.24
4. Step 4: Simplify right side
   13,028.56x = 126,938,808.45
5. Step 5: Solve for x
   x = 126,938,808.45/13,028.56
6. Step 6: Final answer
   x = 9,743.12