Finding the Third Proportional to 67,105,394 and 146,770,900

Step by Step Solution

1. Step 1: Write the proportion equation
   67,105,394 : 146,770,900 = 146,770,900 : x
2. Step 2: Convert to fraction form
   67,105,394/146,770,900 = 146,770,900/x
3. Step 3: Cross multiply
   67,105,394x = 146,770,900 × 146,770,900
4. Step 4: Simplify right side
   67,105,394x = 21,541,697,086,810,000
5. Step 5: Solve for x
   x = 21,541,697,086,810,000/67,105,394
6. Step 6: Final answer
   x = 321,012,899.30