Finding the Fourth Proportional to 13,014.51, 17,960.54 and 7,350.45

Step by Step Solution

1. Step 1: Write the proportion equation
   13,014.51 : 17,960.54 = 7,350.45 : x
2. Step 2: Convert to fraction form
   13,014.51/17,960.54 = 7,350.45/x
3. Step 3: Cross multiply
   13,014.51x = 17,960.54 × 7,350.45
4. Step 4: Simplify right side
   13,014.51x = 132,018,014.49
5. Step 5: Solve for x
   x = 132,018,014.49/13,014.51
6. Step 6: Final answer
   x = 10,143.91