Finding the Fourth Proportional to 13,119.01, 18,104.00 and 7,150.73

Step by Step Solution

1. Step 1: Write the proportion equation
   13,119.01 : 18,104.00 = 7,150.73 : x
2. Step 2: Convert to fraction form
   13,119.01/18,104.00 = 7,150.73/x
3. Step 3: Cross multiply
   13,119.01x = 18,104.00 × 7,150.73
4. Step 4: Simplify right side
   13,119.01x = 129,456,689.65
5. Step 5: Solve for x
   x = 129,456,689.65/13,119.01
6. Step 6: Final answer
   x = 9,867.87