Finding the Third Proportional to 103,673,628 and 222,732,662

Step by Step Solution

1. Step 1: Write the proportion equation
   103,673,628 : 222,732,662 = 222,732,662 : x
2. Step 2: Convert to fraction form
   103,673,628/222,732,662 = 222,732,662/x
3. Step 3: Cross multiply
   103,673,628x = 222,732,662 × 222,732,662
4. Step 4: Simplify right side
   103,673,628x = 49,609,838,721,606,240
5. Step 5: Solve for x
   x = 49,609,838,721,606,240/103,673,628
6. Step 6: Final answer
   x = 478,519,365.81