Finding the Third Proportional to 65,403 and 100,656

Step by Step Solution

1. Step 1: Write the proportion equation
   65,403 : 100,656 = 100,656 : x
2. Step 2: Convert to fraction form
   65,403/100,656 = 100,656/x
3. Step 3: Cross multiply
   65,403x = 100,656 × 100,656
4. Step 4: Simplify right side
   65,403x = 10,131,630,336
5. Step 5: Solve for x
   x = 10,131,630,336/65,403
6. Step 6: Final answer
   x = 154,910.79