Finding the Third Proportional to 70,716 and 100,242

Step by Step Solution

1. Step 1: Write the proportion equation
   70,716 : 100,242 = 100,242 : x
2. Step 2: Convert to fraction form
   70,716/100,242 = 100,242/x
3. Step 3: Cross multiply
   70,716x = 100,242 × 100,242
4. Step 4: Simplify right side
   70,716x = 10,048,458,564
5. Step 5: Solve for x
   x = 10,048,458,564/70,716
6. Step 6: Final answer
   x = 142,095.97