Finding the Third Proportional to 88,686 and 105,088

Step by Step Solution

1. Step 1: Write the proportion equation
   88,686 : 105,088 = 105,088 : x
2. Step 2: Convert to fraction form
   88,686/105,088 = 105,088/x
3. Step 3: Cross multiply
   88,686x = 105,088 × 105,088
4. Step 4: Simplify right side
   88,686x = 11,043,487,744
5. Step 5: Solve for x
   x = 11,043,487,744/88,686
6. Step 6: Final answer
   x = 124,523.46