Finding the Third Proportional to 30,964,536 and 65,620,656

Step by Step Solution

1. Step 1: Write the proportion equation
   30,964,536 : 65,620,656 = 65,620,656 : x
2. Step 2: Convert to fraction form
   30,964,536/65,620,656 = 65,620,656/x
3. Step 3: Cross multiply
   30,964,536x = 65,620,656 × 65,620,656
4. Step 4: Simplify right side
   30,964,536x = 4,306,070,493,870,336
5. Step 5: Solve for x
   x = 4,306,070,493,870,336/30,964,536
6. Step 6: Final answer
   x = 139,064,589.69