Finding the Fourth Proportional to 10,721.82, 16,055.18 and 7,013.24

Step by Step Solution

1. Step 1: Write the proportion equation
   10,721.82 : 16,055.18 = 7,013.24 : x
2. Step 2: Convert to fraction form
   10,721.82/16,055.18 = 7,013.24/x
3. Step 3: Cross multiply
   10,721.82x = 16,055.18 × 7,013.24
4. Step 4: Simplify right side
   10,721.82x = 112,598,715.24
5. Step 5: Solve for x
   x = 112,598,715.24/10,721.82
6. Step 6: Final answer
   x = 10,501.83