Finding the Third Proportional to 103,673,616 and 222,732,638

Step by Step Solution

1. Step 1: Write the proportion equation
   103,673,616 : 222,732,638 = 222,732,638 : x
2. Step 2: Convert to fraction form
   103,673,616/222,732,638 = 222,732,638/x
3. Step 3: Cross multiply
   103,673,616x = 222,732,638 × 222,732,638
4. Step 4: Simplify right side
   103,673,616x = 49,609,828,030,439,040
5. Step 5: Solve for x
   x = 49,609,828,030,439,040/103,673,616
6. Step 6: Final answer
   x = 478,519,318.07