Finding the Third Proportional to 7,472.25 and 10,722.38

Step by Step Solution

1. Step 1: Write the proportion equation
   7,472.25 : 10,722.38 = 10,722.38 : x
2. Step 2: Convert to fraction form
   7,472.25/10,722.38 = 10,722.38/x
3. Step 3: Cross multiply
   7,472.25x = 10,722.38 × 10,722.38
4. Step 4: Simplify right side
   7,472.25x = 114,969,325.64
5. Step 5: Solve for x
   x = 114,969,325.64/7,472.25
6. Step 6: Final answer
   x = 15,386.17