Finding the Third Proportional to 65,530 and 89,673

Step by Step Solution

1. Step 1: Write the proportion equation
   65,530 : 89,673 = 89,673 : x
2. Step 2: Convert to fraction form
   65,530/89,673 = 89,673/x
3. Step 3: Cross multiply
   65,530x = 89,673 × 89,673
4. Step 4: Simplify right side
   65,530x = 8,041,246,929
5. Step 5: Solve for x
   x = 8,041,246,929/65,530
6. Step 6: Final answer
   x = 122,710.93