Finding the Third Proportional to 67,688,888 and 104,638,390

Step by Step Solution

1. Step 1: Write the proportion equation
   67,688,888 : 104,638,390 = 104,638,390 : x
2. Step 2: Convert to fraction form
   67,688,888/104,638,390 = 104,638,390/x
3. Step 3: Cross multiply
   67,688,888x = 104,638,390 × 104,638,390
4. Step 4: Simplify right side
   67,688,888x = 10,949,192,661,792,100
5. Step 5: Solve for x
   x = 10,949,192,661,792,100/67,688,888
6. Step 6: Final answer
   x = 161,757,608.75