Finding the Third Proportional to 73,567,746 and 173,419,699

Step by Step Solution

1. Step 1: Write the proportion equation
   73,567,746 : 173,419,699 = 173,419,699 : x
2. Step 2: Convert to fraction form
   73,567,746/173,419,699 = 173,419,699/x
3. Step 3: Cross multiply
   73,567,746x = 173,419,699 × 173,419,699
4. Step 4: Simplify right side
   73,567,746x = 30,074,392,001,250,600
5. Step 5: Solve for x
   x = 30,074,392,001,250,600/73,567,746
6. Step 6: Final answer
   x = 408,798,605.86