Finding the Third Proportional to 63,708 and 89,106

Step by Step Solution

1. Step 1: Write the proportion equation
   63,708 : 89,106 = 89,106 : x
2. Step 2: Convert to fraction form
   63,708/89,106 = 89,106/x
3. Step 3: Cross multiply
   63,708x = 89,106 × 89,106
4. Step 4: Simplify right side
   63,708x = 7,939,879,236
5. Step 5: Solve for x
   x = 7,939,879,236/63,708
6. Step 6: Final answer
   x = 124,629.23