Finding the Third Proportional to 7,188 and 10,622

Step by Step Solution

1. Step 1: Write the proportion equation
   7,188 : 10,622 = 10,622 : x
2. Step 2: Convert to fraction form
   7,188/10,622 = 10,622/x
3. Step 3: Cross multiply
   7,188x = 10,622 × 10,622
4. Step 4: Simplify right side
   7,188x = 112,826,884
5. Step 5: Solve for x
   x = 112,826,884/7,188
6. Step 6: Final answer
   x = 15,696.56