Finding the Fourth Proportional to 7,013.72, 10,510.56 and 5,150.22

Step by Step Solution

1. Step 1: Write the proportion equation
   7,013.72 : 10,510.56 = 5,150.22 : x
2. Step 2: Convert to fraction form
   7,013.72/10,510.56 = 5,150.22/x
3. Step 3: Cross multiply
   7,013.72x = 10,510.56 × 5,150.22
4. Step 4: Simplify right side
   7,013.72x = 54,131,618.02
5. Step 5: Solve for x
   x = 54,131,618.02/7,013.72
6. Step 6: Final answer
   x = 7,717.96