Finding the Third Proportional to 67,816 and 103,112

Step by Step Solution

1. Step 1: Write the proportion equation
   67,816 : 103,112 = 103,112 : x
2. Step 2: Convert to fraction form
   67,816/103,112 = 103,112/x
3. Step 3: Cross multiply
   67,816x = 103,112 × 103,112
4. Step 4: Simplify right side
   67,816x = 10,632,084,544
5. Step 5: Solve for x
   x = 10,632,084,544/67,816
6. Step 6: Final answer
   x = 156,778.41